Precision Calibration Rear Derailleur Hanger Alignment Gauge Easy to Use Derailleur Hanger Tool Long-Lasting Metal Body for Cyclists, Workshop, Garage

Tool Type: This repair tool is a precision derailleur hanger tool designed to help cyclists check and correct rear hanger position with confidence during routine maintenance or after a crash.

Alignment Function: As a bike alignment tool, it lets you compare the hanger against the wheel rim so you can quickly identify bends and restore more accurate shifting.

Adjustable Design: The bike hanger alignment gauge features a telescopic measuring rod, 360° rotation, and a retractable rod for flexible positioning in tight workshop areas.

Long-Lasting Build: Built with a long-lasting metal body, this derailleur hanger tool offers a solid feel in hand and dependable stability for repeated use in the garage or workshop.

Practical Advantage: A rear derailleur alignment tool like this helps reduce shifting issues caused by a misaligned hanger, supporting smoother gear changes and easier tune-ups.