Check the listing for details. CeramicSpeed Alpha Gravel BSA Threaded Bottom Bracket | DUB, Black, Low. Color: Black, Condition: New. Listed at 449.00 USD. Save watts and ride faster with guaranteed lowest friction, optimized power transfer, and longest product lifetime. Covered by a lifetime warranty . Developed to improve upon the original CeramicSpeed BB, with every design element isolated, analyzed, and refined—each part carefully evaluated for opportunities to increase performance. 10% lighter . DUB specific cups for right setup with less spacers. Stainless steel races for longer durability. Refined light contact seals for 500% increased contamination protection without additional drag. Improved dustcover design for increased longevity and reduced maintenance. External BSA, English threaded bottom bracket. Road: Allround Grease. Gravel and MTB: Longlife GreaseIncludes DUB spacer kit. Comes with CeramicSpeed UFO Long Life grease (5ml).