Park Tool Dag 2 2 Derailleur Alignment Gauge

Derailleur hanger alignment gauge the 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.

Park tool dag 2 2 derailleur alignment gauge. The 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. Derailleur hanger alignment gauge the dag 1 has been discontinued and replaced by the dag 2. Dag 2 2 derailleur hanger alignment gauge proper alignment of a bike s derailleur hanger is important for reliable shifting. The derailleur hanger alignment gauge can help solve a multitude of derailleur shifting problems most notably with index shifting systems.

Compatible with virtually all derailleur equipped bicycles and adjusts to work with wheels from 16 to 29. These will help prevent the slider from falling out and can be used as markers when racks or fenders prevent full dag 2 2 rotation. Derailleur hanger alignment the dag 2 2 as well as newer dag 2 models comes with 2 o rings for the slider. Updated with tighter tolerances for improved accuracy.

This procedure will be described at the end of this article. Gauge bar made from heavy gauge chrome plated steel. This tool is extremely steady in operation and is simple to use. Adjusts to fit 20 to 29 wheels.

Derailleur hanger alignment gauge the dag 2 has been discontinued and replaced by the dag 2 2. Compatible with virtually all derailleur equipped bicycles and adjusts to work with wheels from 16 to 29. While a derailleur hanger can be bent when a bike is crashed or dropped on its side even new frames often have misaligned hangers.