Disc Ring Adapter for Large Hub Mag Wheel Adapters

Disc Ring Adapter for Large Hub Mag Wheel Adapters
Attention some modification or sprocket and adapter required.
Please view the video https://youtu.be/iRyy_RCwxBk
Inner Diameter: 64mm
Outer Diameter: 122mm
3 hole bolt circle 6mm holes: 72mm
9 hole bolt circle 10mm holes: 89mm
Thickness: 6.38mm
Weight: 4.6oz
The Disc Ring Adapter can be used to
change sprocket to motor alignment.
Disc Ring Adapter can be placed toward
adapter or on the opposite
side of the sprocket.