Versatile - Ideal for year-round comfort seekers

Construction: Cast

Sturdy workwear waistband

chromium alloy bearing steel races for high strength to resist cracking and contact rolling fatigue

Non-distortion custom cage keeps the balls precision spaced

Spitfire F4 Radial 93A Wheels 58mm scraper Versatile - Ideal for year-roundA softer durometer combined with a high rebound compound, absorbs more impact and vibrations making it easier on your body for longer sessions. Features: Diameter: 58mm Durometer: 93A Holds speed through even the roughest terrain. Reliable grip when you need. Unmatched Formula Four flat spot resistance.