Sparx Radius Grinding Ring Size:9/16" Impact Sternum & Shoulder Caps:

Impact Sternum & Shoulder Caps: Pre-formed design maximizes safety and flexibility

Model#: 1063055

Reinforced Polyurethane Zones: Durable protection in sternum/shoulders for long-lasting use

perfect all day

Sparx Radius Grinding Ring Size:9/16" Impact Sternum & Shoulder Caps:This product is for in store pickup only Tried and true, the original skate sharpening hollow profile still used today by the majority of professional and amateur hockey players around the world. The Sparx Radius Rings produces the traditional hollows most commonly used in hockey, including the most popular 1 2 and 5 8 cuts. Choose from different radius rings from the deepest hollow for extreme grip (5 16) to the flattest hollow for unmatched glide (1