7 or 8 speed compatible
Double Servo design keeps pulley close to sprockets for better shifting
13T pulleys
Shimano Reference Number: RD-M280

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.72 inch
Height : 3.86 inch
Length : 7.32 inch

Item Weight: 1.63 pounds (View shipping rates and policies)
Shipping Weight: 1.1 pounds (View shipping rates and policies)

ASIN : B007Q4PAWQ