Features: *Aluminium Alloy Bicycle Bike Derailleur Hanger Hook Rear Gear Accessories *High quality material, sturdy and durable *Convenient and easy installation *picture shows front & back, only 1 item supplied *Please take your old hanger off and check it carefully against the listing images - front AND back before ordering *Hangers vary by a bike's make, model and, sometimes, even year of manufacture with the same make and model. *Bike Bicycle REAR DERAILLEUR GEAR MECH HANGER/FRAME BRACKET Tail Hook for GT Specifications: *Product Name: Bicycle Tail Hook *Material: Aluminum Alloy *Color: Silver,Black(As Picture Show) Package Includes: 1 x Bicycle Tail Hook 1 x screw Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.