K2 Sonic (old model)

Looking to piece together your first complete setup, the K2 Sonic Snowboard Bindings will give you the support you need without breaking the bank. With a lightweight, performance-driven chassis and easy customization, the Sonic Snowboard Bindings give you everything you need to get out on the hill and tackle whatever terrain might present itself.



Baseplate Pro-Fusion™ Chassis – Tough, lightweight, and proven materials shaped in an optimized, powerful geometry, the Pro-Fusion is the go-to standard of K2’s binding line. On-board tool-less power ramp and toe strap mount adjustments and multiple-position ankle strap mounts dial in fit and power transfer.
Adjustable Power Ramp – Tool-less adjustment design built right into the integrated, full-coverage, seamless footbed.
Formed EVA Shockpads

Highback Airframe Highback – Tough nighlon material and a comfortable EVA Calfpad.

Straps Caddi™ Ankle Strap – 3-D contoured shape with a narrower waist profile focuses this design on fit and flexibility. Features tool-less cam lock centering.
Tool-Less Universal™ Toe Strap – Tool-less strap centering allows for on-the-fly adjustment for superior fit and connection while its cored design shaves weight.
Cam Lock™ Center Adjusting – Tool-less and secure adjustment allows you to precisely center your straps with ease and speed.

Buckles Hella Radchet™ – Large release lever for super easy exit and resin composite construction for lightweight durability.

Additional Features MC Disc – A universal perf design mounts on 4 hole and slot systems. Featuring power-hold washer for bomber locking power.