http://english.nitronstore.fi/product/458/abec-7-688-mini-bearingred458ABEC 7 688 mini bearing(red)49EURInStockShield: ZZ; two non contact steel shields
Cage: thermoplastic composite material
Balls: 7 balls made of special heat treated chrome steel material
Lubricant: high end synthetic oil from Shell
Specials: fast allround mini bearing49Powerslidehttp://english.nitronstore.fi/tuotekuvat/258x258/900484_PS_bearing_mini_abec7_2013.jpg/Powerslide/Bearings + care