Rear Derailleur Hook Hanger Alignment Gauge Corrector，Great
Features: Gauge bar strength aluminum alloy, hardened by heat
Replaceable threaded tip.
Large inner shaft upgraded for greater strength.
Tighter tolerances for greater accuracy.
Better clearance and reach to fit more frame/hanger combos that include low clearance via derailleur shaft hangers.

Specifications: Material: aluminum alloy + stainless steel
Size: 26x13x5cm
Color:

Package Includes: 1 Pcs BIke Alignment Gauge.

note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!