Aluminium Alloy Rear Derailleur Hanger Bike Gear Derailleur Bracket Rear Mech Derailleur Hanger Tail Hook Drop Out Adapter for Mountain Bike-04-

Features: - Made of high quality aluminium alloy, durable and longer use. - With screw, easy to install and remove. - Good texture, smooth surface, practical. - Play to protect the transmission after dialing role. - Fits to most types of bikes, can be replaced, reduce the maintenance cost of frame.   Specifications: Material: Aluminium Alloy Quantity: 1pc   Optional Models: 1# Weight: 22g Color: Silver Length:6cm Width: 4cm   4# Weight: 17g Color: Black or Silver Length:5.3cm Width: 3.7cm   7# Weight: 19g Color: Silver Length:5.7cm Width: 4.3cm   8# Weight: 19g Color: Silver Length: 5.7cm Width: 3.5cm   Package Included: 1 x Rear Gear Mech with Screw