Spark R&D

Arc ST 2026

2026 Spark R&D Arc ST Splitboard Bindings The 2026 Spark R&D Arc ST bindings are ultralight, surfy, and built for flowing through the backcountry with smooth, efficient motion. Designed to shine in powder and trees while still handling technical terrain, they offer medium flex response with the advanced Tesla T1 touring system and Spark's Smooth Touring (ST) upgrades. If you're looking for a reliable binding that balances weight savings, comfort, and simplicity, the Arc ST is a splitboarding favorite for good reason. Who are these bindings best for? Riders who want a lightweight, playful binding for tree runs, powder laps, and long days in the skintrack. Summary Ability Intermediate - Advanced Flex Medium Baseplate CNC Machined Aluminum with ST Whammy Bar Highback Arc ST Asym Rip 'N' Flip Highback Toe Strap Pillow Line Toe Strap Ankle Strap Pillow Line Ankle Strap with Flex Window Compatibility Works with Spark Pucks (Flat or Canted, sold separately) Warranty 5-Year Manufacturer Warranty