The Rival 12

Anchors the insole to keep it in place

durability and low cost in the industry

Women should order 1 size smaller than their shoe size

Middle (28

Ground Control GC HD2(.2) 72mm Aluminum Frames Aluminum Aggressive Frames Size:Black:M The Rival 12Ground Control HD2 Aluminum Frames in 60mm & 72mm sizes are an reinforced version of the original. The HD2 frame walls are thicker and stiffer increasing overall strength and allowing for full energy transfer, equaling more speed at the park and in the street. Countersunk axle holes help protect steel axle bolts from wear. Interchangeable plastic & aluminum h blocks offer options for all kinds of obstacles. H blocks are compatible with 60mm HD2, 72mm