1. Enhanced Performance: The for RISK Rear Derailleur Extender significantly improves your bike's gear shifting efficiency, ensuring smooth transitions across 32-52T cassette setups for both MTB and road bikes. 2. Durable Design: Crafted from materials, this Bicycle Frame Gear Link Hanger Extension promises longevity and resilience against wear and tear, making it ideal for avid cyclists who demand reliability. 3. Easy Installation: The user-friendly design of the for RISK Rear Derailleur Extender allows for quick and straightforward installation on various bicycle frames, enabling you to enhance your bike's performance without hassle. 4. Compatibility: Designed specifically for 32-52T cassettes, this tail hook extension is compatible with a wide range of mountain and road bike models, providing versatility for all cycling enthusiasts. 5. Improved Gear Ratio: Optimize your riding experience with the for RISK Rear Derailleur Extender, allowing for better gear ratio adjustments that enhance climbing ability and overall ride performance on varied terrains. Colour:Red/Black Material:Metal Package Contents: 1 x Rear Derailleur Extender Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.