Rotor PF4130 Press-Fit Bottom Bracket for BB86/BB89/BB92 (ABEC-3 Steel, DUB Compatible)

Description

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The Rotor PF4129 bottom bracket is designed to improve the efficiency of the SRAM DUB crankset and eliminate excessive noise and creaking using high quality steel bearings.

Specifications of the Rotor PF4129 bottom bracket

Pressfit

steel bearing

2 rows of balls in each bearing cup

compatible with SRAM DUB cranks

compatible with BB86 | BB89 | BB92 frames

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