TOOPRE TOL-2.6 Bicycle Derailleur Hanger Alignment Gauge with Rotating Magnetic Holder, Adjustable Stainless Steel Measuring Rod
Check rear derailleur hanger alignment against the wheel rim with a sliding gauge rod.
Check rear derailleur hanger alignment against the wheel rim with a sliding gauge rod.
Check rear derailleur hanger alignment against the wheel rim with a sliding gauge rod.
Use the installed rim as a repeatable reference surface. The sliding rod compares the distance from the hanger’s pivot axis to the rim at several positions, revealing changes in the gap around the wheel.
The rotating magnetic holder lets the rod swing away from a frame stay or other obstruction before you move the gauge. The source lists an M10 hanger interface. Check the exact thread and follow the frame maker’s guidance before applying corrective force.
The rotating magnetic holder lets the measuring rod swing away from frame obstructions.
Aluminum alloy, nylon and stainless steel construction. Source lists an M10 hanger interface and a net tool weight of 500.7 g.















