Ricta Chrome Core Wheels 99a 53mm Nike SB Tri-star shapes on the sole

Tri-star shapes on the sole expand and contract for better grip and boardfeel right out of the box

Upper features no-sew overlays for a sleek fit and feel

CX foam cushioning tuned for skateboarding helps provide optimal impact absorption

Ricta Cores are ultra fast and smooth and maintain shape integrity when landing tricks for quick rollaway

• Adjustable plastic snap closure

Ricta Chrome Core Wheels 99a 53mm Nike SB Tri-star shapes on the soleBy working to perfect cored wheel tech over the last 20 years, the newest Ricta Cores provide reduced rolling resistance to optimize speed. Coupled with Ricta's high performance urethane, Ricta Cores are ultra fast and smooth and maintain shape integrity when landing tricks for quick rollaway. Wheel Diameter (Millimeters)53 Wheel Durometer Hardness99a Road Surface (Millimeters)19. 1 Wheel Width (Millimeters)31. 8