Tyrolia SX 7.5 AC junior ski bindings for sale. DIN release value from 2.0 to 7.5 Used for one season ~ in good condition. Below is info from the manufacture... The Tyrolia SX 7.5 AC Ski Bindings are a versatile option for tweeners. They have a lightweight, durable construction that is great for growing kids. It features Tyrolia's SX Junior toe and heels for secure boot hold, excellent rider-to-ski power transfer and safety features for unexpected tumbles. They are compatible with both children and adult boots, making it great for progressing skiers. SX Junior Toe: It looks slick, but more importantly, allows up to 30% greater retention force without compromising safety. There are 4 rollers at the toe that remain flexible (spring loaded) at all times to keep the boot centered and to absorb sharp impacts. AFS - Anti Friction System:A rollable toe pad enabling no friction release for perfect release regardless of boot wear, icing up or dirt. FYI: For more information, please go to https://www.skiwest.ca/head-sx-75-ac.html