Gear for angle grinder 180 mm

Gear for angle grinder 180 mm with gear wheel ⌀12 x ⌀9 x 57.

Product features:
Outer diameter of the large wheel: 57 mm
Hole for the large wheel spindle: 12 mm with a note for 4 mm key
Wheel height measured at the hole for the spindle / total stand height: 15 / 19 mm
Number of teeth on the large wheel: 39
Outer diameter of the small circle: 19 mm
Hole for the axle of the small rotor wheel: 9 mm with a note for 3 mm key
Total stand height of the small wheel: 15 mm
Number of teeth on the small wheel: 12