SHIMANO SM-BB80 Bicycle Bottom BracketsEstablished in 1921, Shimano today globally operates three key businesses, with sales offices and factories all over the world. We will continue supplying captivating products to help promote the bicycle and sports fishing cultures.

Pressure-Sensitive Adhesive: Ensures a secure and reliable fit

stamped steel cogs held together with 123 high-strength stainless steel pins* SRAM’s super wide 10-42 gear range that’s a perfect fit for any ride* The open design similar to the X-Dome cassette aids in mud clearance* SRAM Model ID: CS-XG-1150-A1​​

ABS Flex Hose | Presta/Schrader w/ Valve Core Tool

No Water Needed: Perfect for quick clean-ups when you don't have access to a hose

providing optimal support for riders who prefer to lock into a specific sitting position while pedaling

this eco-conscious design features a hidden back pocket for added security and multiple internal compartments to keep your gear in place

designed for maximum stability and smooth steering

while the full-grip silicone palm print gives you ultimate control

Supportive Fit

providing exceptional clarity and protection whether you're on an epic multi-day touring adventure or just need one shield that handles it all

2" 20/30 & 30/40 mm 6 7/8-7 3/8" 820±5 g L 23

Technical specs