AYLIFU Bicycle Rear Derailleur Hanger Extension Mountain Road Bike Derailleur Extender 32T/36T/40T/42T/44T/46T/50T/52T Frame Gear Tail Hook Extender,Black - A1387

AYLIFU A1387

Strong and durable: The derailleur extender is made of aluminum alloy material, CNC processing, strong and firm, durable and corrosion-resistant, long service life. Smooth speed change: This bicycle rear derailleur hanger extension makes the speed change of the flywheel smoother. Easy to install: This derailleur extender is easy to install and remove, adjusting tension and speed more smoothly. Great accessory: Bicycle rear derailleur extension tail hook is an excellent accessory for cycling enthusiasts. The frame gear tail hook extender is suitable for 40T/42T/46T/50T/52T mountain flywheel or 32T/36T/42T road flywheel, making the extended flywheel smoother.

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