XtremepowerUS Portable Motorcycle Wheel Balancer Rim Tire Balancing Weights Truing Handles axles from 19/32" (15mm) to 1-1/2" (37mm) diameter Perfect For Most Harley's, Crusiers, Sport Bikes, MX Dirt Bikes And Other Motorcycles Precision, low-friction, fully shielded radial bearings give accurate balance Side supports detach from base for easy storage