Magic Bearing Spacers are exactly what the spacer market has needed for so long. A guaranteed oversize, no frills, solid steel spacer designed for optimal performance at the lowest price around. Precision ground from the same steel as our bearings, Magic Bearing Spacers will not compress on the axle, unlike cheap machined aluminum spacers. Precision ground and guaranteed oversize, Magic Bearing Spacers will always engage the bearings for perfect alignment without binding in any wheel core, delivering the fastest roll speed, maximum grip, and the smoothest slides possible. Dollar for dollar these are the best spacers on the market. Period.