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Spark R&D Arc ST Pro Splitboard Bindings + Canted Pucks 2025

sku# 262841
Spark R&D - Arc ST Pro Splitboard Bindings + Canted Pucks 2025
Model Info
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Product Info

Splitboard Binding

Spark R&D Arc ST Pro Splitboard Bindings

The Spark R&D Arc ST Splitboard Bindings have improved dramatically over time, with their ST (Smooth Touring) overmolded design making the bindings super quiet and virtually friction free. Now the Spark R&D Arc ST Pro Splitboard Bindings up the ante with Pebax® (a plastic commonly used in AT ski boots) straps, ladders and adjusters, lighter but equally strong 7075 Aluminum heel loops, and re-designed hardware with Hex head and better anchoring at the heel loop.

Product Details

Tour Mode

Hollow Pivot PinsMade with stainless steel and hollowed out to be 33% lighter than standard pins

Improved ST (Smooth Touring) ModeSpark injection molds a proprietary thermoplastic over existing aluminum or steel parts in a process called "overmolding," reducing friction and improving durabillity.

ST Whammy BarsOvermolded plastic blend where the climbing wire meets the baseplate to eliminate stickiness. (Note: not backward compatible with previous Arc, Surge or other older models)

ST Touring BracketsOvermolded with low-friction proprietary plastic over and through the bracket holes in the aluminum base - strong, smoother pivoting, and lasts 4 times longer than the old brass bushing.

Baseplate

CNC Machined BaseplatesCNC machined baseplates remain solid for max stiffness and durability. All of the baseplate side windows have been partially filled to increase durability and strength

7075 Aluminum Heel Loops7075 Aluminum heel loops are thinner and lighter than our standard heel loops while maintaining the required strength.

Straps

Pebax® Pillow Line Straps, Ladders and AdjustersPebax® is a plastic commonly used in high-end alpine touring ski boots, It is stiff, tough and 20% lighter than the standard material used.

Buckles

Proven Burton Buckles

Highback

Carbon Reinforced Asym Rip 'N' Flip HighbacksAsymmetrical design features individual left and right highbacks that slope inward matching the rider’s stance / The upper section is flatter for improved lateral mobility / More material at the base for increased longevity and durability / Higher bottom edge won’t snag on boots with crampon welts or soles that wrap high on the heel

Flippin’ FLAD toggles between your forward lean angle and -13° touring position for easy transitions.

Lateral slots for our BD Touring Strap for greater edge control while skinning.

Tool free micro-adjustable from 0° to 22° for complete customization of your forward lean angle

Made with proprietary custom blended materials for improved strength and durability, while minimizing weight.

Compatibility

Requires Pucks for Mounting in Ride ModeSpark Canted Pucks recommended (available separately)

Additional Features

7075 Aluminum HardwareA 65% weight savings is found by replacing 7 stainless steel components with 7075 aluminum hardware, custom made in-house

Specs

  • Ability Level: Intermediate-Advanced More 
    Intermediate-Advanced
  • Mounting Pucks: No
  • Warranty: 5 Years
Splitboard Hardware

Spark R&D Canted Pucks

Designed for use with a hard boot setup (but gaining favor with soft booters as well), the Spark R&D Canted Pucks feature oversize aluminum discs with 3 degrees of inward cant. Add some cant and save those knees!

Product Details

Includes

Aluminum Discs with Nylon Bases

Materials

DiscsAluminum

Nylon Bases

Features

3˚ Canting (Inward Angle)A favorite among hardbooters. Your knees will thank you.

Aluminum DiscsOversize aluminum center disc overlaps binding channels for maximum strength and rigidity.

Adjustability+/- quarter inch (6.5mm) of toe/heel adjustment allows for perfect centering. An industry first! +/- 30 degree angle adjustments; infinite stance width and setback adjustments.

Superior MaterialsBindings slide on soft nylon for effortless installation.

Weight319 grams

Compatibility

Compatible with All Spark R&D and Other Brands' Puck Compatible Splitboard Bindings (Except K2 Kwicker)

Not Compatible with Regular Spark Puck Screws

Not Compatible with DIY Splitboards, Unless the Voile Factory Hole Pattern Was Used

Not Compatible with Channel Style Boards from Voile, Burton, and K2

Specs

  • Mounting Pucks: Yes
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