Bones 52mm 97A V5 X-Formula Sidecut Wheels diameter:52mm At 99D the wheels are

At 99D the wheels are medium hard

Spitfire's OG Classic Shape features a conical cut profile to guarantee a wider riding surface for more stability and control as well as easy lock in into grinds

With 99A the wheels are normal hard

Produced by Gold Gods

Bones 52mm 97A V5 X-Formula Sidecut Wheels diameter:52mm At 99D the wheels areThe X Formula are the latest skateboard wheels from Bones Wheels With their slightly softer urethane mixture, X Formula Wheels promise smoother, quieter rolling, especially on rough surfaces. Despite the slightly softer material, the XF's slide well and are also extremely durable. The V5 sidecut shape is conical, which saves weight and makes it easier to lock into grinds. With 97A the wheels are a bit softer than standard wheels Diameter 52mm, width