Feature

●Inner diameter: 0.5 inches (12 mm)
●Outer Diameter: 1.2 inches (30 mm)
●Total Width: 0.4 inches (10 mm)
●Tightening screw: M4 x 12
●S45C


Description

It is a 2 screw hole type.
Slit type with strong tightening power.
Comes with a convenient model number marking.
Bearing and Shaft Fixed