Lutz Quad Ceramic Bearings Zr0 * For 7MM Quad skates Only* skating eyewear Light on the face and

Light on the face and stable under effort

Exchanges: If you selected the wrong hardness

if you would like to purchase one set of 6 identical wheels

Keep them in the original packaging for the fastest processing

reach out — we’re happy to help you choose the right Black Magic configuration for your skating

Lutz Quad Ceramic Bearings Zr0 * For 7MM Quad skates Only* skating eyewear Light on the face andThe competition Killer. These Ceramic Bearings are made for the industry standard 7mm for quad skates. * Please NOTE: These bearings only work with 7MM Quad Skates. They do not work with inline skates or inline hockey skates. Our Ceramic Balls are made of zirconium dioxide, a tough ceramic material with very similar tolerance properties to steel, although 30% lighter! This material provides greater strength and water resistance, which means no rust on