Product parameters：

Wheel Width: 50mm

Wheel Outer Dia: 68mm

Wheel's Bearing Position Dia: 37mm

Wheel Material: Aluminum alloy

6301 Bearing

Bearing Inner Dia: 12mm

Bearing Outer Dia: 37mm

Bearing Thickness: 12mm

inclub：

Wheel has two bearings.

Aluminum alloy main wheel sand belt machine accessories.