Spark R&D DRex ST Pro Crampons Size:Regular Featuring an aggressive outsole

Featuring an aggressive outsole

This allows for tons of pop and stability on hard pack while increasing float and landing power

5" Bow Kick: 13

Bold circular patch

Spark R&D DRex ST Pro Crampons Size:Regular Featuring an aggressive outsoleD Rex ST Pro Hardboot Crampon Our legendary hardboots crampons are lightweight and tough with multiple features giving hardbooters total confidence in dicey terrain. Riser blocks stack and unstack to keep full depth of teeth in the snow when using heel risers. Weight: 5. 15 oz ea (147g) 10. 3 oz pr (294g) Regular Compatibility, Sizing, and Setup Recommended for use with Spark x ATK Tech Toes. Also compatible with Dynafit Speed Radical, Speed Turn, and