CeramicSpeed PF30 Bottom Bracket (Black) (73mm) (SRAM DUB Spindle) (Coated Ceramic Bearings) (MTB)

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These hand built bearings are specially developed for off-road performance. The bearings offer extreme durability and high performance efficiency and are developed specifically for DUB 28.99 cranks.


  • Designed for SRAM's DUB crank standard, built on a 28.99 spindle
  • A more contamination resistant BB design that uses an integrated dust cover with a snug and secure fit to fully protect the face of the bearing
  • Carries the load from crank to frame with unparalleled durability and efficiency
  • Coated bearing races provide additional corrosion resistance
  • Grade 3 Silicon Nitride balls
  • Reinforced polyamide cage and non-contact seals

Frame Interface: PF30
Spindle Interface: 28.99mm SRAM DUB
Bottom Bracket Shell ID: 46
Shell Width: 73mm
Bearings: Ceramic
Color: Black
Weight: 94g

This product was added to our catalog on August 3, 2022