spitfire wheels formula four radioactive bighead 99a 57mm

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The Spitfire Wheels Formula Four Radioactive Bighead 99A 57mm use Spitfire’s Bighead shape, with Spitfire’s slightly wider Bighead profile for versatile all-round skateboarding.

Formula Four urethane is engineered for strong abrasion resistance, reduced flat-spotting, controllable slides and lasting speed. The 99 duro version balances speed, grip and a controllable slide.

Details:

• Brand: Spitfire
• Shape: Bighead
• Range / urethane: Formula Four
• Diameter: 57 mm
• Durometer: 99A

Wheels are sold as sets of 4.
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