Lixada MTB Road Bike Ceramic Pulley 7075 Aluminum Alloy Rear Derailleur 11T Guide Cycling Ceramics Bearing Jockey Wheel

description":"This bike rear derailleur pulley jockey wheel is constructed of CNC 7075 aluminum alloy, lightweight and durable. It is a wonderful accessory for your bicycle. Features： Anodized CNC machined construction. Ceramic bearings. Fits for 4/5/6mm roller screw axis and most of rear derailleur on the market, support 7/8/9/10 speed. Anti Rust/Corrosion Resistant Anodized. Specification: Product: Bicycle Rear Derailleur Pulley Jockey Wheel Brand: Lixada Material: 7075 aluminum alloy Color: Black / Silver / Blue / Red / Golden (Optional) Size: 11T / 13T (Optional) Diameter: 41mm Package Size: 7 * 4 * 1cm / 2.8 * 1.6 * 0.4in Package Weight: 10g / 0.35oz Package List: 1 * 11T Wheel