The Park Tool DAG-3 Derailleur Hanger Alignment Gauge ...
is designed and built to be light, accurate and versatile. The sliding indicator can measure derailleur hanger alignment against bicycle rims of any size, and rotates out of the way to clear ...
designed to closely cut zip ties and other soft materials in tight spaces. This finish adds a professional touch to externally-routed bicycle housing and tubing.
can cause serious handling and shifting issues and possible wheel installation difficulties. The Park Tool FAI-2 Frame Alignment Gauge can eliminate the concern of riding an unsafe bike. It measures three points ...