6806 bearing ceramic. Due to electrical resistance, electrical insulation, can avoid arc damage bearings, can be used in a variety of insulation of power equipment. Apr 28, 2012 · Amazon. VXB Category: Hybrid ceramic bearings. net, Fast shipping, great reviews & top value! 6806 LLB - ABEC-3 Radial Bearing (C3 Clearance) - 30mm x 42mm x 7mm ABEC-3 Radial Bottom Bracket Bearing featuring 52100 High-Carbon Chromium alloy races paired with grade 10 Balls with 90% fill, high-pressure, water-proof grease. Deep groove ball bearings 6806 Bearing number : 6806 Size (mm) : 30x42x7 Brand : NSK Bore Diameter (mm) : 30 Outer Diameter (mm) : 42 Width (mm) : 7 Bearing dimensions and specification in NSK catalogue: d - 30 mm D - 42 mm B - 7 mm C - 7 mm r min. Buy 6806 Full Ceramic Bearing 30x42x7mm - Shop full ceramic bearings at VXB. Fast delivery, top quality, and trusted by engineers worldwide Dec 18, 2023 · Full/hybrid Ceramic & Miniature Bearing, All kinds of bearing, Thrust, Flanged, Mounted, needle, roller, spherical. Sep 10, 2020 · Enduro Zero Ceramic Grade 3 6806 LLB Sealed Cartridge Bearing 30 x 42 x 7mm: Amazon. It is always not easy to find the right bearings to match your Explore a wide range of high-quality bearings for all your industrial, automotive, and machinery needs. Type: Deep groove Radial ball bearings. Enduro Bearings uses Silicone seals which are more slippery than rubber seals used by other ceramic bearing suppliers. Engineered for cyclists who demand a no-compromise solution, it combines our exclusive BKCoating with G5 ceramic precision to deliver the ultimate performance upgrade for your BB30-equipped bike. The Enduro line of bearings are Bikone Precision Bearings – Ceramic & Steel Options for All Cycling Disciplines Bikone offers a premium range of ceramic and steel bearings —including models 6805, 6806, and 30407 —engineered for cyclists who value smooth performance, durability, and efficiency. Ceramic Hybrid 6806-2RS C3. Aug 24, 2018 · Hilitand Miniature Bearing, 6806-2RS Sealed Full Ceramic Bearing ZrO2 Ball Bearing 30x42x7mm Hardly Corroded ID 30mm: Amazon. By World Champions ACER Racing Price is for 1 bearing 6806-2RS-HC-LC HYBRID CERAMIC LOW CONTACT (BB30) Low contact seal and low viscosity grease both aimed to reduce friction and increase life span. The deep-groove design raceways allow for maximum Jul 25, 2017 · 2 Pcs Hybrid 6806 Ceramic Bearing 30x42x7mm 6806-2RS Si3N4 Ceramic Ball Bearing for Racing Bike Wheel BB30 Brand: HMMBW Amazon's Choice FREE Returns All CeramicSpeed Bearings are hand-built in Denmark. The most common use for this bearing is as a direct replacement bearing for BB30 and PF30 type BBs and SRAM DUB cranksets. "VV" type 2-lip non-contact Silicone labyrinth seals. - 0,3 mm Weight - 0,024 Kg Basic dynamic load rating (C) - 4,7 kN Basic static load Additionally, ceramic ball bearings are shatterproof and the superior properties of ceramic ball bearings prevent deformation under loads that result in consistently high-performance results over time. Shop 6806 Bearing Hybrid Ceramic 30x42x7mm - Thin section bearings at great prices. The only bearing with a lifetime warranty! Browse Item # 6806LLB, Single Row Radial Ball Bearing - Double Sealed (Non-Contact Rubber Seal) in the NTN Bearing Corp. Upgrade your bike's performance with the Enduro XD-15 Ceramic-Hybrid Bearing, CXD 6806 LLB - the ultimate choice for demanding cyclists seeking durability, precision, and efficiency. Aug 31, 2025 · 6806 Ceramic Ball Bearing - 61806 Ceramic Bearing - 30x42x7mm Ceramic Ball Bearing. Apr 10, 2025 · Ball Bearing 30x42x7. ABEC 5 precision cartridge bearing Grade 5 Si3N4 Silicon Nitride balls 52100 high carbon Chromium alloy races Races receive 3 cryogeni Apr 10, 2025 · Full/hybrid Ceramic & Miniature Bearing, All kinds of bearing, Thrust, Flanged, Mounted, needle, roller, spherical. CH Series ceramic hybrid radial bearings are the best value ceramic hybrids available anywhere. Since the effect of thermal expansion and contraction of ceramics is smaller than that of steel, the bearing can The 6806 full ceramic bearing is a miniature ceramic deep groove ball bearing that is widely applied in cryogenic engineering, Medical equipment, high-speed machine tools, optical instruments, high-speed motors, printing machinery, food processing machinery, and more. Ceramic bearings review 6806 ceramic bearing can be used in high to very high temperatures if supplied without a cage. As one of the Australian owned ceramic bearing brands, we design the bearings for sports and check each bearing by hand before shipping it to you. 6806 (61806) (30 x 42 x 7mm) ceramic bearingAITA hybrid ceramic bearings are designed to perform and made to last. com: Industrial & ScientificHilitand is a registered brand of industrial and household products. This combination creates a lighter, more efficient and more affordable ceramic bearing, perfect for use in hubs or bottom brackets. Try our ceramic and carbon fiber jockey wheels for lower rotational mass leading to snappier acceleration in your derailleur, 6AL4V Titanium M6x20 Screws for half the weight of steel, and 6806 Ceramic Bearings that look great and have the lowest rotating mass of any 6806 bearing. Browse Item # 6806LLB, Single Row Radial Ball Bearing - Double Sealed (Non-Contact Rubber Seal) in the NTN Bearing Corp. 6806 Full Ceramic Bearings for extend service life, reduce wear and minimize friction applications. The 6806-2RS is a high-performance hybrid ceramic ball bearing built with ZrO₂ ceramic balls and chrome steel races. - 32 mm da max - 32 mm Da max. Item Specifications: Bearing Number, 6806, ID x OD x Width (mm), 30x42x7,. They have been made distinctive by there’re yellow seals. 00x42. 6806 Ceramic Bearing 30x42x7- 6806 bearing,Seals Type:NO,PTFE ,PEEK,Material:Si3N4,Precision Rating:ABEC-1 from ShangHai Xinda bearing co. Hybrid ceramic bearings are the most common type of ceramic bearing, constructed of stainless steel inner and outer races with ceramic Si3N4 balls in place of steel ones. com : ENDURO CERAMIC BEARING 69806 6806 30X42X7mm FOR BB30 : Bike Wheels : Sports & OutdoorsABI Enduro Zero Ceramic Cartridge Bearings with ABEC 5 Rating. More durable and with even lower rolling resistance than any 2RS bearings, they come closer to that magic “zero” rolling resistance number. 52100 high carbon Chromium alloy races. 75 • Add to cart Out of Stock Choose from our selection of 6806-2RS bearings, including ball bearings, plain bearings, and more. Every bearing is optimised with a low viscosity 6806/29 Ceramic Ball Bearing Dimensions 29x42x7mm Inner diameter: 29mm Outer diameter 42mm Thickness: 7mm Super high performance ABEC 7 DUB compatible cycle bearings with our legendary Ceramic Nitride Pro Series lightweight balls, nylon cage, dual removable and fully serviceable rubber seals. The balls used in these are Silicon Nitride Si3n4 and the seals are an LLB style. The ceramic bearing balls and steel races are made up of ceramic Silicon Nitride-Si3n4 and the races are further treated with black oxide. All measurements are in millimetersABEC 5 precision cartridge bearingCERBEC USA Grade 3 Si3n4 Silicon Nitride balls52100 high carbon Chromium alloy racesRaces receive 3 cryogenic treatments and a rust proof Magnetite finish"VV" type 2 Ceramic Hybrid bearings feature ABEC-5 tolerances and premium features such as LLB seals, Graphite Nylon retainers, Silicon Nitride Grade 5 balls, and cryogenically treated steel races. When we talk about wheel bearings - 2 bearings in the front, 2 in the rear and 2 in the freehub, it is worth considering what you want from your seals. May 27, 2009 · 6806-2RS Bearing 30x42x7 Si3N4 Ceramic Stainless Steel Sealed Premium ABEC-5 Ball Bearings VXB Brand Brand: VXB. Elevate your cycling experience by choosing the unparalleled precision and smoothness of our bearing with each revolution. This pair of bicycle crank bearings ensures maximum efficiency for your bike's crank system. With PTFE cage and seals, this bearing is lightweight, non-magnetic, and pre-lubricated, making it perfect for demanding environments where traditional steel bearings won’t last. Nov 26, 2019 · A ceramic hybrid bearing is a combination of ceramic balls and bearing quality steel rings. Hybrid ceramic CH-6806-LLB-C3 ABEC5 HYBRID CERAMIC ENDURO BB30Ceramic Hybrid combines the chromium steel races found in Enduro’s ABEC 5 range with Grade 5 ceramic (Silicon Nitride – Si3n4) balls found in Zero Ceramic bearings. Well the Enduro 6806 Zero Ceramic Bearing is what you need. Sold individually, this bearing offers a combination of lightweight design and durability with its high-quality ceramic balls. ABEC 5 precision 6806 2RS ceramic bearings are made of advanced ceramic materials, including silicon nitride , zirconium oxideor silicon carbide. Applications such as cryopumps, medical devices If your looking for 6806/29-2RS-SS Dub Stainless, come to Aire Velo Bearings the UK No. com Buy 6806 Bearing Hybrid Ceramic 30x42x7mm - Shop hybrid ceramic bearings at VXB. The cross seals are built to have the best protection against the elements. CH 6806 LLB - Ceramic-Hybrid Radial Bearing - 30mm x 42mm x 7mm Ceramic-Hybrid Radial Bottom Bracket Bearing featuring 52100 High-Carbon Chromium alloy races paired with grade 5 Silicon-Nitride Ceramic Balls with 90% fill, high-pressure, water-proof grease. The races are then 6806 (61806) bearings commonly used in bicycle bottom bracket Applications. Direct replacement bearing for BB30/PF30 OEM systems as well as Wheels Mfg PF30 bottom brackets. The perfect solution when your bearings wear out. com: Industrial & Scientific1Pcs 6806 Stainless Steel Hybrid Ceramic Bearing 30x42x7mm ABEC-7 Bicycle Bottom Brackets &Spares 6806RS Si3N4 Ball Bearings May 27, 2009 · The rubber seals on both sides of the bearing keep lubricant in and contaminants out. Explore a wide range of high-quality bearings for all your industrial, automotive, and machinery needs. 30mm inner diameter, 42mm outer diameter and 7mm width. Aire Velo Bearings offer well made 6806-2RS (BB30) (61806) 30 x 42 x 7 - compatible with the BB30 bottom brackets we also offer. " Insist on top quality and service ", we operate our business with this brand concept. CXD 6806 LLB - ABEC-5, XD15, Ceramic-Hybrid, Radial Bearing - 30mm x 42mm x 7mm An Enduro Bearings exclusive, our XD15 Ceramic-Hybrid bearings combine corrosion-proof, cryogenically treated nitrogen steel races with Silicon Nitride grade 5 ceramic balls in a proprietary process that results in the ultimate high performance bearing setup. Find out more now. Visit us for all your bearing solutions. , ltd,Full Ceramic Bearings are made entirely of ceramic material and are superior to common steel bearings in many ways. The races are treated with a black oxide coating, which helps prevent rusting in the bearing. Ceramic Ball Bearings offer the freest movement and smoothest transitions of all ball bearings. Every bearing is optimised with a low viscosity 6806-2RS-HC BB30 hybrid ceramic bottom bracket. 6806-2RS Deep Groove Ball Bearings, ID 30mm x OD 42mm x Width 7mm Double Rubber Sealed Ball Bearing Pre-Lubricated Chrome Steel Z2 Lever 10pcs 51 $1599 ($1. MfrPartNo: BB CH 6806 LLB-BAG. Bike Bicycle Bottom Bracket Bearing 6806- for RS（61806）Ceramic Ball Bearing 30x42x7mm Packing List:1 bearing - 【 Ceramic Ball Bearing】This bike bicycle bottom bracket bearing features a 6806-RS (ceramic ball bearing. The most common use for this bearing is as a direct replacement bearing for BB30 and PF30 type BBs (including BB386). These seals keep out more contaminants and run freely 6806-2RS-HC-LC (BB30) HYBRID CERAMIC LOW CONTACT Low contact seal and low viscosity grease both aimed to reduce friction and increase life span. stainless steel. com: Industrial & ScientificABI Enduro Zero Ceramic Cartridge Bearings with ABEC 5 Rating. com - ultra smooth, non-corrosive, and quick to ship Replacement bearing kits include everything required to restore smooth performance to your bottom bracket. Buy now at Real World Cycling! ABI 6806 Ceramic Hybrid Sealed Cartridge Bearing: Grade 5 ceramic (Silicon Nitride: Si3N4) balls with graphite-polyamide retainers, races are cryogenically treated 52100 chromium steel. Oct 13, 2025 · Premium quality Cerbec USA Grade 3 ceramic (Silicon nitride: Si3N4) balls with Magnetite rustproof finish. BB30, PF30 AND BB386EVO Hybrid ceramic bearings are the most common type of ceramic bearing, constructed of stainless steel inner and outer races with ceramic Si3N4 balls in place of steel ones. ENDURO BB30 BEARING SET Complete Radial Bearings 6806 LLB 30x42x7mm ABEC-3 Buy 25-Pack 6806-2RS Sealed Full Ceramic Si3N4 Bearings 30x42x7mm Now. All CeramicSpeed Bearings are hand-built in Denmark. also, 6806 ceramic hybrid bearings have expanded the application of ceramic 6806/29-LLB Enduro Bearing 29 x 42 x 7 are offered by our team at Aire Velo Bearings. Bearing preload is from our drive side wavy washer. Aug 14, 2018 · About this item Hardly corroded, the ceramic rolling bearing is suitable for working under severe conditions filled with corrosive medium. High precision low friction super smooth & fast. Same and Next Day Delivery. Featuring ceramic balls and precision-engineered steel races, this bearing reduces friction, increases durability, and provides unmatched efficiency. Designed with cutting-edge materials and engineering, this high-performance bearing is ideal for mountain biking, enduro, XC racing, and The most common use for this bearing is as a direct replacement bearing for the non-drive side beaing on Praxis M30 cranksets. Ceramic is the perfect material for any application seeking to achieve higher RPM's, reduce overall weight or for extremely harsh environments where high temperatures and corrosive substances are present. Apr 10, 2025 · Full/hybrid Ceramic & Miniature Bearing, All kinds of bearing, Thrust, Flanged, Mounted, needle, roller, spherical. The balls are Grade 3, Silicon Nitride (Si3n4). 1 bicycle bearing supplier Apr 26, 2023 · 1Pcs 6806 Stainless Steel Hybrid Ceramic Bearing 30x42x7mm ABEC-7 Bicycle Bottom Brackets &Spares 6806RS Si3N4 Ball Bearings: Amazon. Jan 3, 2017 · The BB30 6806 size ceramic ball bearing, also known as a 61806 bearing, works wherever a 30x42x7mm ball bearing is needed. The Kogel Bearings road seals are built to create the lowest friction we can get out of a sealed bearing. This deep-groove sealed ball bearing is suitable for use in electric motor applications. It only consumes 20% of the power compared with the steel bearing. 1 bicycle bearing supplier Ceramic Bearings 6806-2rs 30x42x7- 6806 bearing,Seals Type:2rs,Material:si3n4 zro2,Precision Rating: from Shanghai Jiran Industry co . These bearings are genuine branded bearings from SKF, NTN, NKE, Koyo, Timken, NSK, JTekt, Toyama, Nachi, Fujikoshi or FAG/INA. The zirconium oxide ceramic bearing balls provide low friction, high hardness, density, and shock tolerance, and resistance to chemicals, heat, and fracturing. Buy 6806-2RS Full Ceramic Sealed Bearing 30x42x7 ZrO2 - Buy at Wholesale price! ️ Get top-quality with fast shipping & trusted reviews. High quality steel—Ultra clean steel to extend bearing life by up to 80% Advanced grease technology—NSK lubricants that can extend grease life and performance of deep groove ball bearings 6806 Full Ceramic Full Complement Ball Bearing, measures an inner diameter of 30mm, outer diameter is 42mm and the width is 7mm, a standard bearing size commonly used in a variety of industrial and commercial applications, Bearing is made from Ceramic. Featuring C3 clearance, double rubber seals, and electric motor-grade quality, it's ideal for high-speed, low-friction applications like e-bikes, motors, precision tools, and demanding industrial systems. Enduro 6806 ZERØ Ceramic Sealed Bearing SBC0-6806-1 $83. 5 days ago · Upgrade your bicycle's performance with the Enduro Ceramic Hybrid 6806 LLB Sealed Cartridge Bearing - the ultimate choice for riders seeking precision, durability, and smooth operation. Si3N4 ceramic balls reduce bearing wear and increase bearing life by eliminating steel on steel contact within the bearing. Item: Double Sealed Ball Bearings Bearings. Lubrication: Self Lubricated (Grease) 6806RS Bearing. Ceramic bearings review 6806 ceramic bearing Ceramic bearings review 6806 ceramic bearing have good to excellent corrosion resistance, are non-magnetic and, apart from silicon carbide, are electrically insulating. 00 Typical applications: BB30 Bottom Bracket Silicon Nitride (Si3n4) Grade 3 balls Magnetite Rust Proof Finish ZERØ ceramic bearings have ceramic balls and steel races. for Bikes, linear, skateboard, fishing reels, go karts, slot car, radio control RC, bicycle and skate bearings. CØ 6806 VV Zero Ceramic Enduro Bike Bearing 30. com, low friction, high RPM, ready to ship The 6806 (30x42x7mm) BKCoating Ceramic Bearing is the definitive, direct-fit bearing for all BB30 bottom bracket systems. Buy 25-Pack 6806 Full Complement Full Ceramic ZrO2 Bearings 30x42x7mm Now. The balls are held in place by a reinforced polyamide cage. , LTD,Si3N4 all ceramic bearings 6806, the use of imported raw materials processing. Find the right Ceramic Bearings at ortechceramics. of America catalog including Item #,Description,Ordering Options,Type,Bore Type,Outside Ring Type,Material,Cage Type,Cage Materia The 6806-2RS is a full ceramic ball bearing built entirely from ZrO2 zirconium oxide for maximum corrosion resistance and smooth operation. This catalog is reserved for registered customers only. Options available for steel or ceramic bearings. 🔥 Bearings. If your looking for 6806-2RS-SS (BB30) Stainless, come to Aire Velo Bearings the UK No. Nylon/graphite retainer. 1 bicycle bearing supplier The M30 family of bottom brackets have a 30MM Drive bearing, a 28MM NonDrive bearing. May 27, 2009 · 6806 Full Ceramic Ball Bearing 30 x 42 x 7 mm 6806 Full Ceramic Ball Bearing, the inner diameter is 30mm, outer diameter is 42mm and the width is 7mm, this is a popular size that could be used in many applications, Bearing is made of Ceramic. CH 6806-LLB Ceramic Hybrid Enduro Bike Bearing 30x42x7 Typical applications: BB30 Bottom Bracket Silicon Nitride (Si3n4) Grade 5 balls LLB type seal Ceramic Hybrid CH The Ceramic Hybrid bearings also have Grade 5 ceramic balls with ABEC 5 chromium steel races. Silicone VV or LLB seals. 6806 Hybrid Ceramic Bearings (30X42X7) Ortech’s 66806 Hybrid Ceramic Bearings (30X42X7) can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls. Made of steel and ceramic materials, it is designed to provide long-lasting durability and exceptional performance. Find great deals on eBay for Bearing 6806 Ceramic. Buy 6806-2RS Hybrid Ceramic Sealed Ball Bearing 30x42x7mm - Buy at Wholesale price! ️ Get top-quality with fast shipping & trusted reviews. To be used on either the hubs or bottom bracket, the ceramic bearings are of high Grade 3 quality for assured durability and performance. Weight weighed: 19. 9g Scope of delivery: 1x ENDURO BEARINGS ball bearing Ceramic Hybrid | 61806/6806 LLB | 30 x 42 x 7 mm Note: When pressing in ball bearings, make sure that the bearing is always pressed in via the outer ring, which is also the seat of the bearing. 75 $83. 30x42x7mm Ceramic Ball Bearing from World Champions ACER Racing commonly used in BB30 applications for bicycles. Super smooth CeramicSpeed grade 3 Silicon Nitride balls are matched (within microns) with hardened steel raceways that feature an ultra-smooth polished groove. Shop with confidence. The most Discover the excellence of our Ceramic Bike Bearing, designed for enthusiasts seeking top-notch performance. ABEC 7 precision with Grade 5 Silicon Nitride Ceramic balls, the hardest and strongest ceramic material available, ACERGoo Made in USA 100% synthetic lubrication, dual removable seals. CERBEC USA Grade 3 Si3n4 Silicon Nitride balls. Enduro Bearings ABEC 5 radial Ceramic Hybrid bearing with 30 mm inner diameter, 42 mm outer diameter, 7 mm thickness and double-lip type sealing with light contact. Which combine hardened steel rings with rolling elements made of high-performance ceramic materials, are an increasingly popular option for demanding applications. - 40 mm ra max. By World Champions ACER Racing Price is for 1 bearing 6806 Ceramic Bearing is designed for those who demand the best. LLB seal is a light-contact, two lip seal that rides in a groove. CXD 6806/29 LLB - ABEC-5, XD15, Ceramic-Hybrid Radial Bearing - 29mm x 42mm x 7mm An Enduro Bearings exclusive, our XD15 Ceramic-Hybrid bearings combine corrosion-proof, cryogenically treated nitrogen steel races with Silicon Nitride grade 5 ceramic balls in a proprietary process that results in the ultimate high performance bearing setup. Designed for demanding enduro, mountain biking, and high-performance cycling applications, this 30x42x7mm bearing combines advanced materials and cutting-edge technology to enhance your ride. - 0,3 mm da min. The Enduro line of bearings are available in high-carbon chromium steel, 440C stainless steel, ceramic-hybrid and XD15 with ceramic or stainless balls. All measurements are in millimeters. 6806 Ceramic Bearing 6806 Ceramic ball bearing with dimensions of 30x42x7mm. 6806/29 LLB - ABEC-3 Radial Bearing (C3 Clearance) - 29mm x 42mm x 7mm ABEC-3 Radial Bottom Bracket Bearing featuring 52100 High-Carbon Chromium alloy races paired with grade 10 Balls with 90% fill, high-pressure, water-proof grease. 60/Item) FREE delivery Tue, Mar 25 on $35 of items shipped by Amazon Enduro 6806 Ceramic Hybrid Sealed Bearing. If your looking for 6806-VV-C3 Ceramic Zero (61806) 30 x 42 x 7, come to Aire Velo Bearings the UK No. Please contact us to register. Additionally, ceramic ball bearings are shatterproof and the superior properties of ceramic ball bearings prevent deformation under loads that result in consistently high-performance results over time. Cryogenically treated 52100 chromium steel races . Listen to customer needs, use the best quality materials to produce products under the Experience the pinnacle of bearing technology with XD-15 ceramic hybrid radial bearings at Real World Cycling. 00x7. of America catalog including Item #,Description,Ordering Options,Type,Bore Type,Outside Ring Type,Material,Cage Type,Cage Materia Sep 27, 2025 · Ceramic Hybrid bearings feature ABEC-5 tolerances and premium features such as LLB seals, Graphite Nylon retainers, Silicon Nitride Grade 5 balls, and cryogenically treated steel races. Example hub: The hub body bearings are pressed in there via the outer ring. The Cema 6806 Hybrid Ceramic Bottom Bracket Bearings are designed to deliver top-tier performance for cyclists seeking smoother and more efficient rides. Hybrid ceramic BB30 Ceramic Ball Bearing Kit with two size 6806 ceramic bearings with all the clips and washers to assemble the BB30 bottom bracket inside your BB30 bottom bracket shell. Superlight, super fast, much more durable than standard ball bearings. The deep-groove design raceways allow for maximum sized CERAMICSPEED ball bearing 61806 / 6806 | 30 x 42 x 7 mm The bearings from the Danish company CeramicSpeed represent the absolute high-end solution for all racers who place the highest value on the lowest friction with the best power transmission. Ceramic bearings review 6806 ceramic bearing is made entirely of ceramic material and are superior to common steel bearings in many ways. Experience enhanced durability, high-precision, and superior efficiency with our 6806 CERAMIC BEARINGS bearings. Experience enhanced durability, high-precision, and superior efficiency with our 6806 2RS CERAMIC BEARINGS bearings. net, Fast shipping, great reviews & top value! Feb 13, 2018 · The BB30 6806 size ceramic ball bearing, also known as a 61806 bearing, works wherever a 30x42x7mm ball bearing is needed. The fastest bearings on the planet. Experience the best in cycling with our 6806 ceramic bearings. tikgd tcs fctk uoc kld hxm1 bndjqh k8aknr0 xp nu