Raised top fin profile prevents the chain from dropping to the BB shell
Compatible with 9 and 10 speed drivetrains
Dual pulley design provides precise chain engagement while reducing noise and drag

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8.8 inch
Height : 2 inch
Length : 9.5 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 9.6 ounce (View shipping rates and policies)

ASIN : B005WBFJP8