DUB BB30a Ceramic Bottom Bracket

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Features:
- Brand new designed for BB30a standard frame, fully compatible with SRAM DUB 29mm spindle cranks
- CNC machined BB cups
- ABEC 7 standard alloy steel bearing races
- Grade 3 Si3N4 ceramic balls - highest precision in the market
- Pre-lubricated with HSC Ceramic Grease and sealed.
- Specially designed Nylon bearing retainer for more shock absorbing and less friction
- Light touch Dual lip rubber seals for a better protection

Weight:
- 88 g

Frame requirements:
- BB30a standard frame (non-thread) with shell ID 42mm, width 73mm

Crank compatibility:
SRAM DUB 29mm spindle cranks

Alternative of following SRAM DUB BBs:
- DUB™ BB30a Bottom Bracket

Learn more about the compatible pressfit installation tool

Learn more about the compatible bottom bracket removal tool