Bones X-Formula V8 Double Wides Wheels | 97A

Double radius edges for easy roll over. Sidecut walls for easier lock-in, less abrasion and faster grinds. Wider ride patch for more stability. Features Set includes 4 wheels Durometer - 97A Width - 39mm Next generation X-Formula Enhanced slide-to-grip ratio Softer landings -> easier on the body Smoother ride -> less vibration on the feet No crust too rough -> power all terrains Higher rebound -> more speed The amazing new X- Formula™ (XF) is another industry leading innovation from the BONES WHEELS factory. X-Formula rolls over rough terrain like softer wheels do, but slides much like a harder wheel will.