Enhance your cycling experience with this bike derailleur hanger hook. Designed to fit with your bike's frame, it offers exceptional stability and support for your rear derailleur. This accessory is essential for riders looking to shifting efficiency and accommodate larger cassettes for a smoother ride. Features - Color: Black -Material:Aluminium alloy - Size: 6.50X2.00X1.00cm/2.55X0.79X0.39in -Versatile compatibility: suitable for 40-52t large sprockets, this hanger extender adapts to various bike setups -Stable performance: firm attachment the bike frame, reducing chain drop risks and improving overall riding stability -Lightweight advantage: constructed from aluminum alloy, it enhances bike efficiency without adding unnecessary bulk -Quick maintenance: features a simple installation process, allowing riders to easily adjust or replace the extender as needed - Derailleur Hanger Extender: designed with durability in mind, it withstands frequent use and harsh riding conditions for extended reliability Package list: 1 x Derailleur Hanger Extender