53mm Formula Four Lock In 101a Skateboard Wheel Size:53mm we added a rubber underlay

we added a rubber underlay and overlay

Toy Machine 52mm Wheels - Made for smooth cruising around town or shredding in the skate park

Suede upper

75" wide skateboards

53mm Formula Four Lock In 101a Skateboard Wheel Size:53mm we added a rubber underlayGrind confidently with the Spitfire Formula Four Lock Ins Skateboard Wheels. The Spitfire Lock In shape features a familiar conical cut profile with a straight edge on the other side in order to lock into grinds for reduced slipping. Poured with Formula Four Urethane in a medium profile with a smooth surface. Sold as a set of four in multiple sizes and durometers. Surface Smooth Quantity Set of 4 Wheels Wheel Profile Medium Key Features Formula Four