Xiuganpo Aluminum Alloy Rear Derailleur Hanger Extender for Mountain Road Bike, Bike Accessories Upgrade Kit for 40T 50T Cassette, Smooth Shifting

Details

• [SMOOTH SHIFTING UPGRADE] Designed to extend the rear derailleur hanger, this extender is ideal for upgrading to larger cassettes. Perfectly compatible with 40T, 42T, 46T, and 50T mountain freewheels, as well as 32T and 36T flywheels, ensuring seamless gear transitions.
• [HIGH STRENGTH SECURE LOCKING] Crafted from premium 7075 aluminum alloy, the lock screw delivers superior clamping force. The innovative rolling groove design on the screw provides exceptional grip, locking the derailleur firmly in place for consistent performance.
• [DURABLE WEATHER RESISTANT FINISH] Featuring a premium anodized , this extender offers exceptional resistance to harsh weather and prolonged sun exposure. The vibrant color adds a striking aesthetic to your bike while maintaining its uniform appearance over time.
• [ENHANCED RESPONSE AND VERSATILITY] The flexible adjustment design allows you to fine tune the rear derailleur position perfectly by removing the limit point. This results in more correct and responsive speed changes, directly solving the problem of slow shifting.
• [INCREASED FRICTION AND STABLE PERFORMANCE] The is thoughtfully designed with a rolling groove pattern to significantly increase friction. This extra grip ensures the component stays securely attached to the bike frame, preventing any unwanted movement during rides.