K2

2025 Sonic Black Binding

$209.99

The K2 Sonic Snowboard Bindings are K2’s entry level snowboard binding. They’re built to be extra flexible and extra durable with an eye towards easy progression and longevity.

SKU: 230208462

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Product details

They’re full featured bindings that will give you everything you need and more, from fully tool-free adjustability to bomber straps, highbacks, and buckles. Strap into the Sonic and get yourself out on the hill.

Product Details

Flex

Flex Rating – 3 (1 Soft – 10 Stiff)

Baseplate

PC ProFusion™ Chassis – Simple, tough, and lightweight, the ProFusion™ chassis is the go-to standard in the K2 binding collection. On-board tool-less power ramp and toe strap adjustments are paired with multiple ankle-strap mount points to help dial in perfect fit and ideal power transfer.

3° Canted Footbed – Canted 3° to match your natural leg position during riding. More support to the outside of the foot provides improved control while reducing fatigue.

Highback

AT PC Highback – The most durable temperature resistant highback shapes that make every K2 binding model perform best for its designed purpose.

Straps

P.I. Ankle Strap – Available on Sonic and Cassette binding models, the new P.I. ankle strap is forgiving, comfortable, and lightweight

Perfect Fit™ Toe Strap – Hinged design fits any boot toe shape, holds well, and sits in a low-profile configuration.

Additional Features

100% Tool-Less Adjustments – Ankle straps and highbacks can be adjusted with human hands, and ankle straps can be centered with the pop of a lever. Keep it simple and enjoy.

Specs

  • Ability Level:Beginner-IntermediateMore 
    Beginner-Intermediate
  • Flex Rating:SoftMore 
    Soft
  • Binding Style:Strap
  • Binding Mount Pattern:2×4, 4×4, Channel