Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge D4 Bushing to reduce the size

Bushing to reduce the size of the valve hole

Our signature 100% lens with its cylindrical shield features 360 degree visibility in the riding position

Bottom Bracket Shell Width (mm): 79mm - 92mm

Superseded by the new V2

Included in delivery: 1 pair incl

Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge D4 Bushing to reduce the sizeThe DAG 2. 2 is an indispensable shop tool that can be used to both measure and straighten misaligned derailleur hangers solving a high percentage of shifting problems. Specifications Gauge bar made of heavy gauge, chrome plated steel Adjusts to fit 20" to 29"+ wheels Replaceable threaded tip Upgraded large inner shaft for added strength* Tighter tolerances for improved accuracy* Improved clearance and reach to fit more frame hanger combos including