Product Name

Shimano CS-HG50 Sora Bicycle Cassette (8-Speed， 12/21T， Silver)

Product Code: PROD50052731

Product Information

Incorporates shift ramps and specially contoured tooth profiles
Improved chain control to provide a fast and precise shift
Plated sprockets for smooth performance and improved durability
Drilled out sprockets for weight savings over previous model


Technical Details

Size (LWH): 5.6 inches， 5.4 inches， 2.5 inches
Product Details
Product Dimensions: 5.6 x 5.4 x 2.5 inches
Shipping Weight: 0.8 pounds (View shipping rates and policies)
ASIN : B0015YT3TY