Compatible with all Unity 4-wheel frames

Soft 78a high rebound

That's why you bought that pair of shoes in three different colors that one time

This roller skate impresses with great quality

THORN-SPIKES™ Curved

Rollerbones Turbo Wheel Clear Aluminum Hub 62mm 101a 8pk Black 5150 Compatible with all Unity 4-wheelTurbo Wheels: air Craft grade aluminium extruded machined hub oversized shape and low profile tire provides a superior feel and maximize your roll tire chemically bonded to the core to prevent any delimitation or shifting of the tire giving you a more responsive and reliable wheel tire made from a proprietary formulation that is developed in house at the RollerBones factory in Santa Barbara, California, USA high rebound, abrasion resistant urethane