The Sunrace BBRS External Bottom Bracket is a high-performance cycling part for Shimano road bikes. It offers fast and smooth installation due to its integrated shell and bearing cups, making it a great fit for any bike. Its durable design is built for long-term performance, giving you the best ride possible.
– Integrated BB for FCRS1/S6
– Aluminum silver anodized BB cups with sealed cartridge bearings
– BB Shell Width: 68mm
– Weight: 89g