Shimano Bicycle Set - High-Performance Bike Components for Road & Mountain Biking | Perfect for Cycling Enthusiasts & Professional Riders

Product Description

Great value tough and stylish Mega-9 Alivio chain set offering slick hyper drive shifting performance for off road enthusiasts The 2-piece design chain set features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durable Lightweight and rigid steel bottom bracket axle Hyper drive SG-X chain rings for fast and smooth gear shifts Replaceable chain rings 4-arm chaining, 104 / 64 mm BCD 9-speed compatible chain rings Comes with chain guard, chain case compatible