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julio 22, 2026

24x37x7mm Ceramic Ball Bearing MRA2437 Ceramic Bearing MR2437 Ceramic Bearing

24x37x7mm Ceramic Ball Bearing Size MR24377 Bicycle Bearing24mm inner diameter x 37mm outer diameter x 7mm widthGrade 5 Silicon Nitride Ceramic Balls, Super High Performance smooth nylon inner cage, dual removable no contact rubber seals, 100% synthetic American ACERGoo lubricationPrice is for 1 bearing
julio 22, 2026

LOOSE BICYCLE BIKE BALL BEARINGS 1/8″ BAG OF 25 NEW

This is a brand new bag of 25 loose ball bearings! They are brand new and in their original, unopened packaging! Yes, you are bidding on ONE bag containing 25 Ball Bearings! The photo shows many different sizes, but you are ONLY bidding on a bag of 25 ball bearings of the size indicated in the title. SHIPPING TERMS & CONDITIONS: We're reasonable & honest folks, but in order to continue to provide great prices & service, we cannot deviate from these policies: ADDRESS CHANGES MUST BE MADE WITH PAYPAL PRIOR TO PAYMENT. We can ship only to your Paypal address. Please do not leave messages in the Paypal Message box. Our system cannot not read them. We do not ship internationally. I really appreciate your business and will work hard to earn your positive feedback & your repeat business! If you feel that you cannot leave +feedback please contact me and I'll immediately correct any problems. I work very hard to avoid problems, but occasionally I do make mistakes, some of them computer related and some human related, but I will always make it right. You have my word on it! Thanks for your business!
julio 22, 2026

Sunlite Bicycle Hardened Steel Loose Ball Bearings 3/16″ – Bag of 20

Sunlite Bicycle Hardened Steel Loose Ball Bearings 3/16" - Bag of 20 Contact us thru eBay with any questions, we're here to help! Our experts are here to help M-F! Store Home Shipping Info About Us FAQ Returns and Exchanges Feedback WHY SHOP WITH US? Free USA Shipping No minimum order International Shipping We ship globally Real Time Inventory No backorders Bicycle Experts Knowledgable staff 100% Satisfaction Guarantee We're only happy when you are! STORE CATEGORIES Apparel» Accessories Base Layers Bibs & Shorts Casual Gloves Hats & Eyewear Jackets & Outerwear Jerseys & Vests Rain Gear Shoes & Socks Winter Gear Backpacks & Bags Baskets & Racks Bells & Horns BMX» Bottom Brackets Brake Levers Chains Cranks Grips Handelbars Pedals Saddles Seatposts Stems Tires Tubes Wheels All BMX Commuter & Urban» Brake Levers Brakes Fenders Handlebar Tape Handlebars Lights Pedal/Clips/Straps Combo Deals Pedals Saddles Stems Tires Toe Clips Toe Straps Top Tube Pads All Commuter/Utility Computers Cyclocross» Brake Levers Brakes Cranks Tires Cyclocross Hydration Bags & More Lights & Safety Locks & Security» Accessory Cables Chains U-Locks (Mini) U-Locks Long U-Locks Standard All Locks & Security Mountain» Bottom Brackets Brake Levers Brakes› Disc V-Brake Cassettes Chains Cranks Derailleurs, Front Derailleurs, Rear Forks› 26in Rigid 26in Suspension 29in Rigid 29in Suspension Grips Groupsets Handlebars Headsets Pedals Saddles Seatposts Shifters Stems Tires› 26in 29in Wheels All Mountain Nutrition & Hydration Other Road» Bottom Brackets Brakes Cassettes Chains Cranks Derailleurs, Front Derailleurs, Rear Forks Frames Groupsets Handlebar Tape Handlebars Headsets Pedals Rim Strips Saddles Seatposts Shifters Stems Tires› Clincher Tubular Wheels› Clincher Tubular All Road Storage & Transportation Tools» Chain Patch Kits Pumps› Floor Pumps Portable Pumps Tire Levers Track Cog/Lockring All Tools Track & Singlespeed» Bottom Brackets Brake Levers Brakes Chainring Bolts Chainrings Chains Cogs - Fixed Gear Cranks Forks Frames Freewheels Grips Headsets Lockrings Pedal/Clips/S?traps Combo Deals Pedals Rim Strips Saddles Stems Tires Toe Clips Toe Straps Top Tube Pads Tubes Wheels› 650c Track Wheels Aerospokes Axle Spacers to Re-Space Rear H+ Son Track Wheels Origin8 Track Attak Wheels Rear Track Wheels Track Wheels Safe for Brakes Velocity B43 Track Wheels Velocity Chukker Track Wheels Velocity Deep V Track Wheels Weinmann DP18 Track Wheels All Wheels All Track & Singlespeed Trainers & Training Tubes Water Bottles & Cages Wheel Accessories» Axle Spacers Tubes Sunlite Bicycle Hardened Steel Loose Ball Bearings 3/16" - Bag of 20 Loading... Details BBS PART# J59-1918-Bag20 Sunlite Bicycle Hardened Steel Loose Ball Bearings 3/16" - Bag of 20 Ball Size: 3/16" Ball Qty: Bag of 20 Description: Loose Ball Material: 300 Grade Hardened Steel SHIPPING PAYMENT RETURNS NOTES For the current price to your location, please click the Shipping & Payments tab above for the latest cost. USA Shipping Options: (after receiving cleared payment) ECONOMY Shipping Service- 4-14 business day delivery INTERNATIONAL Shipping Options: (after receiving cleared payment) STANDARD INTERNATIONAL FLATRATE SHIPPING- 14-30 business day delivery. Please note that with current delivery delays, International shipments may take much longer to arrive. We are unable to offer faster International shipping. COMBINED SHIPPING We will combine shipping on orders with multiple items. Since shipping is weight and size based, pricing is based on the overall weight and size of what is ordered. To obtain a combined shipping discount, please click "buy-it-now" on the items you'd like to order and confirm. Before making payment, go back to "my ebay" and pay for all the items together. If you are outside the USA, please click to send a request for a combined invoice. We'll send back an invoice with the proper shipping discounts factored in. As a general guide, we offer 65% off each additional shipping charge on all items except oversize items such as wheels. We do offer 5% discount on more than one wheelset. OTHER SHIPPING NOTES We generally ship all orders within 2-5 days of receiving your order. We ship Monday thru Friday every day other than USA federal holidays, weekends or collateral holidays. Please check our Shipping Info Page for more info. We Accept PayPal, Moneybookers, and direct credit card payment through eBay. Cleared payment is expected within 2 days of purchase to guarantee availability. Please contact us with any questions. All sales on NEW items are eligible for returns/exchanges. USED or clearly defined BLEMISHED (see item condition above) goods are not returnable unless defective. Please see our Returns and Exchanges page for more information. We are available between the hours of 10am-6pm EST Monday through Friday except USA Federal Holidays. We try to respond to all emails and voicemails within 4 hours during our normal business hours. This will vary on Mondays and the day after holidays. All products sold by Bell's Bike Shop carry the full manufacturer's warranty. For warranty details, please message us. We are an authorized dealer for every product that we sell. If you don't see the exact item you are looking for, please contact us. We stock thousands of products! Every effort is made to display this item accurately. Due to different displays, software, and lighting conditions beyond our control, the item pictured may appear slightly different. This item is in stock and available to ship. If there is some discrepancy, we will notify you as soon as we can. Copyright Bells Bike Shop. All rights reserved.
julio 22, 2026

6903 Ceramic Bearing – 17x30x7mm Ceramic Ball Bearing

6903 Ceramic Ball Bearing from World Champions ACER Racing. This is a 17x30x7mm ceramic ball bearing also known as a 61903 bearing. Uses diamond polished Silicon Nitride Ceramic Balls. Price is for one 6903 ball bearing so please choose the quantity you wish to order. The advantages of our ceramic bearings are vast including lighter weight, lower friction and heat, greater speeds and much greater durability. Fully sealed on both sides. This is also a direct performance upgrade for the Fulcrum R4-004 bearing
julio 22, 2026

LOOSE BICYCLE BIKE BALL BEARINGS 5/16″ BAG OF 20 NEW

This is a brand new bag of 20 loose ball bearings! They are brand new and in their original, unopened packaging! Yes, you are bidding on ONE bag containing 20 Ball Bearings! The photo shows many different sizes, but you are ONLY bidding on a bag of 20 ball bearings of the size indicated in the title. SHIPPING TERMS & CONDITIONS: We're reasonable & honest folks, but in order to continue to provide great prices & service, we cannot deviate from these policies: ADDRESS CHANGES MUST BE MADE WITH PAYPAL PRIOR TO PAYMENT. We can ship only to your Paypal address. Please do not leave messages in the Paypal Message box. Our system cannot not read them. We do not ship internationally. I really appreciate your business and will work hard to earn your positive feedback & your repeat business! If you feel that you cannot leave +feedback please contact me and I'll immediately correct any problems. I work very hard to avoid problems, but occasionally I do make mistakes, some of them computer related and some human related, but I will always make it right. You have my word on it! Thanks for your business!
julio 22, 2026

ENGLISH THREE PIECE BIKE CRANK BALL BEARING RETAINER 1/4″ 9 BALL NEW

This is a brand new Bicycle Crank Ball Bearing Retainer! Specs: Description: English Crank Fits: 3 piece crank Ball Size: 1/4" # of balls: 9 Model #: 27 It is brand new and in its original, unopened packaging! PLEASE CHECK OUT OUR EBAY STORE FOR MANY MORE SIZES AND TYPES OF BALL BEARING RETAINERS! SHIPPING TERMS & CONDITIONS: We're reasonable & honest folks, but in order to continue to provide great prices & service, we cannot deviate from these policies: ADDRESS CHANGES MUST BE MADE WITH PAYPAL PRIOR TO PAYMENT. We can ship only to your Paypal address. We do not ship internationally. I really appreciate your business and will work hard to earn your positive feedback & your repeat business! If you feel that you cannot leave +feedback please contact me and I'll immediately correct any problems. I work very hard to avoid problems, but occasionally I do make mistakes, some of them computer related and some human related, but I will always make it right. You have my word on it! Thanks for your business!
julio 22, 2026

12x21x5mm Ceramic Ball Bearing – 6801 Ceramic Bearing – 12x21mm Ball Bearing

World Champion ACER Racing 12x21x5mm Ceramic Ball Bearings. This is a 12x21mm ceramic ball bearing also known as a size 6801 ball bearing. Diamond polished Silicon Nitride (Si3N4) Balls, HSR cage technology and sealed on both sides. Lubricated with lightweight and 100% synthetic ACER Racing SIN Oil instead of thick grease for super fast and super smooth action. ACER Racing lightweight ceramic ball bearings last longer and spin faster. (Not for use inside Nitro Engines. For Nitro engines we offer a 12x21mm Ceramic Engine Bearing in our eBay store eBay item 260873898636) FREE SHIPPING WORLDWIDE
julio 22, 2026

6902 Bearing 6902 2RS Bearing ABEC 5 15x28x7mm Ball Bearing 6902 Bearing 4 pcs

ACER Racing's legendary performance in a 6902 Bearing size 15x28x7mm Ball Bearing. Uses HCCA ultralite balls, ACERGoo synthetic grease, dual no-contact rubber seals and ABEC 5 high precision tolerances. Price is for four 6902 bearings as shown in the photo Also available in our Ceramic version CLICK HERE
julio 22, 2026

6803 61803 Bearing – 17x26x5mm Ceramic Ball Bearing

6803 Ceramic Ball Bearing from World Champions ACER Racing. This is a 17x26x5mm ceramic ball bearing also referred to as a size 61803 ball bearing. Uses diamond polished Silicon Nitride Ceramic Balls. Sealed on both sides against the elements. Lightweight, super smooth and super fast. This is also a performance upgrade for Fulcrum RS-011 bearing FREE SHIPPING WORLDWIDE
julio 22, 2026

6000 Ceramic Bearing – 10x26x8mm Ceramic Ball Bearing

6000 Ceramic Ball Bearing from World Champions ACER Racing. This is a 10x26x8 mm ceramic ball bearing. Uses diamond polished Silicon Nitride Ceramic Balls. Price is for one 6000 ball bearing so please choose the quantity you wish to order. The advantages of our ceramic bearings are vast including lighter weight, lower friction and heat, greater speeds and much greater durability. Full sealed on both sides. FREE SHIPPING WORLDWIDE
julio 22, 2026

5/16 Ball Bearings Silicon Nitride Ceramic Balls 10 pack 5/16″ Grade 5

5/16" Silicon Nitride Balls super precision diamond polished Grade 5 from World Champions ACER Racing. 10 pieces. The only thing harder than our Ceramic Balls are diamonds. That’s one reason why diamonds are used to polish them. They are impervious to chemicals and oxidation. At 79% lighter than Tungsten Carbide yet even stronger than tungsten carbide, these Grade 5 diamond polished ceramic balls provide the absolute lowest in rotational mass for superior performance and durability. Not only that, but these balls lower the coefficient of thermal expansion. This leads to consistent concentricity and smoothness even with increased temperatures. Our silicon nitride balls have a melting temperature of 2552 F! Made from pure Silicon Nitride (Si3N4) material: NOT ceramic coated steel. Each pack is matched to ensure consistent concentricity, roundness, and smoothness among the balls. Our silicon nitride balls are so strong, they will not shatter or melt under even the most extreme racing conditions FREE SHIPPING WORLDWIDE TO EVERY COUNTRY WORLDWIDE
julio 22, 2026

1/4″ Ball Bearing Silicon Nitride Ceramic Ball 1/4 Grade 5

1/4 Silicon Nitride Ball (equivalent to a 6.350 mm ball) super precision diamond polished Grade 5 from World Champions ACER Racing. 1 pieces The only thing harder than our Ceramic Balls are diamonds. That’s one reason why diamonds are used to polish them. They are impervious to chemicals and oxidation. At 79% lighter than Tungsten Carbide yet even stronger than tungsten carbide, these Grade 5 diamond polished ceramic balls provide the absolute lowest in rotational mass for superior performance and durability. Not only that, but these balls lower the coefficient of thermal expansion. This leads to consistent concentricity and smoothness even with increased temperatures. Our silicon nitride balls have a melting temperature of 2552 F! Made from pure Silicon Nitride (Si3N4) material: NOT ceramic coated steel. Each pack is matched to ensure consistent concentricity, roundness, and smoothness among the balls. Our silicon nitride balls are so strong, they will not shatter or melt under even the most extreme racing conditions.