Description of K2 Indy Bindings A K2 team favorite the Formula MA binding is a fine mix of features designed and constructed to bring you a lightweight all mountain binding. From the city to the top of the hill the K2 Formula MA’s Motion Chassis with adjustable heelcup and Airframe highback grant you the ability to customize your bindings and in turn open the path to your progression. The perfect balance between performance and value, the Indy delivers customizable control and precise response at an unbeatable price. Features: CHASSIS: Motion Chassis w/ Adj. Aluminum Heelcup FOOTBED: Tool-Less Adjust Power Ramp & Formed EVA Shockpads DISC: Multi-Compatible Discs HIGHBACK: Cored Ergo w/ VFL Highback ANKLE STRAP: Caddy Ankle Strap STRAP FEATURES: Hinge Mount & Tool-less centering adjust TOE STRAP: Tool-less Universal Toe Strap RATCHET: NEW! EZ Feed Aluminum Speed Ratchets