Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs
Type: 13T;fits for almost all mountain bike of 13T;Support 7/8/9/10 speed
Setting for 4/5/6mm spindle shaft rollers
Material: Aluminum alloy；Stainless Steel bearing for ultra durability
Package Contents: 2 x 13T Wheel Rear Derailleur Pulley, 2 X 4mm Adjustable sets ，2 X 5mm Adjustable sets ,4 x Accessory

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.3 inch
Height : 0.2 inch
Length : 5.1 inch

Item Weight: 1.76 ounce (View shipping rates and policies)
Shipping Weight: 1.76 ounce (View shipping rates and policies)

ASIN : B071WKGPLS