Rear Derailleur Hanger Extender Effortless Shifting Derailleur Hanger Extension Bike Frame Tail Hook Extension Long-Lasting

Enhanced Compatibility: This essential cycle component allows you to use larger cassettes on your bike, making it perfect for upgrading your drivetrain without replacing the entire derailleur.

Effortless Er Shifting: Experience significantly improved gear changes with this drivetrain part. It optimizes the derailleur's position, ensuring the chain moves effortless ly across larger cogs for a effortless trip

Long-Lasting Construction: Made from a high-strength aluminum alloy, this rear derailleur hanger extender is built to withstand the rigors of both mountain and asphalt biking, ensuring long-lasting performance.

Wide Application: This versatile bike frame tail hook extension is compatible with a wide range of cassettes, including 40/42/46/50T for mountain bikes and 32/36T for asphalt bikes, offering a flexible enhance solution.

Lightweight Design: Weighing only 12 grams including the screw, this flywheel extension adapter adds minimal weight to your bike, preserving its performance and agility while enhancing gear range.