Designed for bikes with 8 or 9 speeds and a double or triple crankset.
Long cage rear derailleur compatible with Shimano and B'TWIN 8, 9-speed drive trains for smooth, precise gear changes.
Main part: 1.04% Stainless Steel, 0.13% Stainless Steel, 93.01% Steel, 5.82% Steel; Metallic structure: 100.0% Butadiene Rubber