These bottom brackets are equipped with hand-built coated bearings specially developed for off-road performance that offer extreme durability and feature a unique design for SRAM DUB 28.99mm cranks.

Coated bearings utilize the highest-quality CeramicSpeed ceramic balls, running on hardened-steel races with a 3-micron-thick metallic coating that makes the races corrosion-resistant, harder, and smoother, increasing service life and reducing friction.

– This product has a unique design specifically for SRAM DUB 28.99mm cranks
– Native fit frame interface and no plastic adapters or excess spacers
– This design features a custom integrated dust cover for maximum durability

In the box:
– 2 CeramicSpeed Bearings
– 2 dust covers
– Plast sheet
– 1 x 3mm spacer
– 2 x 1mm spacers
– 10ml syringe of CeramicSpeed Long Life Grease
– Sticker sheet