Park Tool Derailleur Alignment Gauge CL90 •Headlamp compatible

•Headlamp compatible

40% Recycled 400D Polyester Ripstop with C0 DWR: designed without PFAS

-Compact: Folding/removable handle

properly aligned

Park Tool Derailleur Alignment Gauge CL90 •Headlamp compatibleA misaligned derailleur hanger can cause skipping, missed shifts, and wreak general havoc on your bicycle's drivetrain. The DAG 2. 2 is an indispensable shop tool that can be used to both measure and straighten misaligned derailleur hangers, diagnosing and solving many shifting problems. Compatible with virtually all derailleur equipped bicycles, and adjusts to work with wheels from 16" to 29"+. DAG 2. 2 FEATURES Compatible with 16" to 29"+ wheels