crossed roller, guide wheel, hydrostatic, plain or journal, linear motion guide, flat roller cage, and linear roller. An air bearing is a very low friction bearing that rides on a cushion of air. A ...

As a result, it could be helpful to carefully consult each brand’s sizing guide ... posts roller-skating tutorials on her YouTube page Queer Girl Straight Skates. Roller-skate wheels come ...

Not to be confused with roller-skating, Rollerblading requires skates that are narrower and speedier and that have multiple wheels in a straight ... skating goals. To guide you to the right ...