SPITFIRE FORMULA 4 LOCK-INS WHEELS roller skates At 8mm diameter

At 8mm diameter

X-Formula rolls over rough terrain like softer wheels do

THERMOREGULATION - This 3M Thinsulate™ insulation package is thin

Extremely light due to high Titanium grade

This mid top boot is made with leather and synthetic uppers

SPITFIRE FORMULA 4 LOCK-INS WHEELS roller skates At 8mm diameterFormula Four Urethane: Experience the gold standard of skateboard urethane. Spitfire's exclusive F4 compound offers exceptional abrasion resistance, virtually eliminating flat spots, and provides a consistently smooth, fast ride, session after session. 99a Durometer: This is the sweet spot for a versatile ride. The 99a durometer ensures excellent grip on various surfaces while still allowing for controlled slides. It's the perfect balance for