Spitfire Formula Four Lock-Ins Skateboard Wheels
Overview
Grind confidently with the Spitfire Formula Four Lock-Ins Skateboard Wheels. The Spitfire Lock-In shape features a familiar conical cut profile with a straight edge on the other side in order to lock into grinds for reduced slipping. Poured with Formula Four Urethane in a medium profile with a smooth surface. Sold as a set of four in multiple sizes and durometers.
- Smooth
- Set of 4 Wheels
- Medium
- Formula Four Urethane
- Lock Ins Cut
- 99a
Features
Smooth - Smooth wheels come with a shiny coating on the riding surface that feels grippy at first, but wears away quickly.
Medium - Your classic wheel shape, versatile all-around wheel for street/park skating.
Formula Four Urethane - Unmatched abrasion resistance for fewer flat spots. More controllable grip. Lasting speed no matter the terrain. Smooth anti-slick slide and a longer lasting size and shape.
Lock Ins Cut - Asymmetrically cut, you can get the benefits of conical outer walls while the inside wall is cut straight, giving you a flat surface to lock in your grinds.
99a - Offers more grip than harder wheels and more slide than softer wheels. Great for slick surfaces when you want more control.
Specs
| Size | 53mm | 55mm |
|---|---|---|
| Diameter (mm): | 53.0 | 55.0 |
| Width (mm): | 33.9 | 35.9 |
| Riding Surface (mm): | 21.6 | 23.5 |
| Suggested Riser Size (in): | N/A | 1/8 |
