Brake disk compatible with mini pocket bikes with the 90/65 - 6.5 tire size.

Specifications
Outer diameter: 120mm / 4.724 inches
Inner hole diameter: 26mm / 1.024 inches
Bolt hole center to bolt hole center: 33mm / 1.299 inches
Thickness: 2mm / 0.0787 inches (front brake version)

Please measure your original disk before ordering.