Ricta 51mm Speedrings White Red Wheels, 81b SpeedRings serve up the instant speed of cored wheels, but without their hard-core chatter. Structural 'Flex-Rings' fight bearing deflection under load to provide hesitation free landings...and that means successfully rolling away from more tricks Speedrings Skateboard Wheels from Ricta Skateboard Wheels from Ricta Ricta Speedrings Skateboard Wheels