Bicycle Derailleur Aligner Hanger Bike Tail Hook Alignment Corrector Tool 360° Rotation Hook Aligner Professional Repair Tool

Type : Multifunction Tools Brand Name : riderace Origin : Mainland China Type1 : Bike Hook Aligner Derailleur Aligner Hanger Type2 : Bicycle Tail Hook 360° Rotation Alignment Corrector Type3 : Bicycle Repair Tools

Bicycle gearbox aligner is a tool used to adjust the bicycle gearbox and ensure the correct alignment of the chain on the gears. Its main function is to assist users in adjusting the position of the transmission, ensuring that the chain can move smoothly during gear shifting and avoiding chain skipping or jamming.