70% Carbon and 30% glass fiber...
Boen offers high quality skate bearings. The types of bearings we have selected for you ensure the maximum performance.
FeaturesBalls: 7 lightweight ceramicShield: Z (open on one side)Cage: Thermoplastic materialRaceways: Steel materialLubricant: Super light low friction oil
FeaturesBalls: 7 chrome-steelShield: Z (open on one side)Cage: Nylon Raceways: Steel materialLubricant: Fluid oil