Machined from tough 6061-T6 aluminum and hard-anodized in brilliant eye-catching colors, these wheelie bar wheels are the perfect finishing touch for your ride. Durable soft-compound tires reduce side-to-side movement for stable, consistent wheelies. Four 10x15x4 mm bearings are used to reduce friction and increase precision. Includes axles (2) and screws (2). (Fits 7776, 8976, and 9576 wheelie bars)