The Hard Gummy Stone from Swix is a nice option for cleaning up the edges on your skis or snowboard

50% Recycled Sintered Base: Fast

knees and low back

This hand held device fits a 40mm file easily and securely

Kastle MX 74 157cm Skis | 2027 Racing The Hard Gummy Stone fromAll Mountain Versatility The 2026 Kastle MX 74 (157 cm) is a high performance all mountain carving ski engineered for advanced skiers who demand precision on groomed terrain while maintaining the capability to explore varied snow conditions. This model represents a carryover design from the previous season, preserving the proven construction and aesthetic that have made it a trusted choice among discerning skiers. Built with cutting edge technology