Bones Swiss Precision Roller Skate Bearings

*PRE-ORDERS WILL SHIP IN 2-3 BUSINESS DAYS* All bearings come in a pack of 16. 7MM or 8MM  Over 20 years of acceptance by the world's top professional skaters Proven, professional competition grade speed and durability make Bones Swiss normally last several times longer than ordinary bearings Pre-lubricated with Speed Cream racing lubricant Bones Bearings products have a lifetime warranty which protects them against manufacturing defects.