Spark R&D Arc ST Pro Splitboard Bindings – Ultralight Back-Country Performance
The Spark R&D Arc ST Pro Splitboard Bindings are engineered for the rider who demands the lightest weight, highest performance and full back-country responsiveness. With premium materials, lightning-quick touring tech and downhill capability, these bindings let you move fast uphill and rip hard downhill.
Featuring carbon-reinforced nylon high-backs, Pebax® molded straps, CNC-machined baseplates and the proven ST (Smooth Touring) system, the Arc ST Pro offers intuitive transitions, minimal weight and maximum control. Ideal for splitboarders chasing remote lines, long climbs and deep powder across Canadian terrain.
Tour Mode to Ride Mode, Seamlessly
With Tesla Snap-Ramps, ST Whammy Bars (0°, 12°, 18° climbing positions) and T1 bracket compatibility, switching between touring and riding is smooth. The bindings slide in, lock securely, and you’re ready. On descent, the baseplate cut-outs, asym high-backs and flex-window Pillow Line straps deliver surfy, responsive performance.
Built for the Canadian Back-Country
Every component is optimized: ultra-light hardware (7075-T6 aluminium), hollow pivot pins, over-moulded bushings reducing friction and durable plastics that perform in cold, wet conditions. Whether skinning through spring slush, climbing steep couloirs or riding deep pow, the Arc ST Pro stands up to the demands.
Key Features & Specifications
- Weight (Medium): ~522 g per binding (≈1.22 lbs) — ~1.04 kg per pair
- High-Back: Carbon-reinforced nylon ‘Asym Rip ’n Flip’ high-backs for surfy flex and control
- Straps: Pebax® “Pillow Line” ankle and toe straps with flex window for agility and comfort
- Tour Climb Modes: ST Whammy Bar with 0°, 12° & 18° positions; ST Touring Brackets with over-moulded bushings
- Baseplate: CNC-machined, with large cut-outs to minimize weight and allow stance adjustment with bindings mounted
- Mount Compatibility: Requires Spark Flat or Canted Pucks (sold separately); compatible with most splitboards
- Model: Arc ST Pro Splitboard Bindings
Product Overview & How-To Videos
Available Through AQ Outdoors, Roof Racks Calgary & Roof Racks Edmonton
Find the Arc ST Pro Bindings at AQ Outdoors, Roof Racks Calgary and Roof Racks Edmonton. Expert advice, Canadian stock and fast shipping keep you riding when the snow is deep.
Who It’s For (Target Audience)
Designed for advanced splitboarders, avalanche guides, back-country athletes and gear-focused travellers who prioritise ultralight touring uphill and aggressive, responsive riding downhill. Perfect for those seeking precision, low weight and high performance in Canadian powder, trees and alpine terrain.
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Spark R&D Arc ST Pro Splitboard Bindings – Frequently Asked Questions
What makes the Arc ST Pro different from standard Arc bindings?
Are these bindings compatible with my splitboard?
How much do the Arc ST Pro bindings weigh?
What touring features do they include?
Are these bindings suitable for powder and steep terrain?
Where can I purchase the Arc ST Pro bindings in Canada?