Features:
– Brand new designed for BB330a 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
– Kluber grease
– 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
