Shimano's external Bottom Brackets are the benchmark for reliability and performance.
These suit all 24mm Spindles & Shimano HOLLOWTECH II Systems. Compatible with many other brands of crank.
FEATURES
Bottom bracket with small ball bearings for a truly lightweight offering
Advanced seal construction for smoother rotation
SERIES: DURA-ACE
Weight: 65g
Improved seals, lightest body, least resistance
SERIES: ULTEGRA / 105
Weight: 77g
Better seals, lightweight body and great weather sealing
SERIES: TIAGRA
Weight: 92g
The entry level option, good seals and solid construction.
SPECIFICATIONS
Options: BSA (English), Italian and BB86
Models: BB-R9100, SM-BBR60, BB-RS501/BB-RS500
Series: Dura-Ace, Ultegra & 105, Tiagra
We've been supporting athletes since 2010, and love doing what we can to help them on their journey. Whether you're in Australia or abroad, let's see if we can help you