Bike Tail Hook Alignment Corrector Bicycle Derailleur Hanger Alignment Tool

Feature: 1. Adopts aluminum alloy material,high strength and corrosion resistance. 2. Used to correct the rear derailleur hanger to check the transmission shifting problem simply and accurately. 3. Telescopic rod,free to adjust the length. 4. Measuring rod with telescopic design,easy to store and use. 5. Suitable for most of bicycles. Specification: Features: Adopts aluminum alloy material,high strength and corrosion resistance. Used to correct the rear derailleur hanger to check the transmission shifting problem simply and accurately. Telescopic rod,free to adjust the length. Measuring rod with telescopic design,easy to store and use. Suitable for most of bicycles. Specification: Color: Red Black (optional) Material: Aluminum alloy Size: (280 440)*160mm (11.0 17.3)*6.3in Weight: approx. 277g 9.8oz Package size: 295*130*40mm 11.6*5.1*1.6in Package weight: approx. 355g 12.5oz Package List: 1* Alignment Corrector Package List: 1* Alignment Corrector