Bronson Speed Co Raw Skateboard Bearings
Features :
Skateboarding's first shield free design bearings, super fast sound and spin.
Includes Micro-thin tungsten dry lubricant that is non-stick to minimize dirt.
Maximum impact cage design making them one of the strongest skateboard bearings on the market. 
Packaged in nitrogen filled casing to reduce metal and oil oxidation until ready to be ridden.