Sidewall material : Galvanized iron
Inner hole: 4mm 5mm 6mm 6.35mm 8mm
Belt groove width: 7mm
Tooth Outer Dia. : 13.48 mm
Rib out Dia.: 18 mm
Applicable belt width: 6mm 2GT timing belt.
Each synchronizing wheel has 2 jacking holes, and is matched with screws and hexagon wrench.
No scratches or burrs on the surface.It is integrally formed to ensure the smoothness of the inner hole, and the inner hole tolerance can reach more than 6 grades of accuracy.