The features easy to use thumb screws and will be part of your must-have list for your water trip this summer. These screws will work perfectly with all Hyperlite wakeboard bindings except for Hyperlite System Low and Hyperlite System Pro bindings. They work great to replace old parts or simply to take as backup so you never miss any of the fun!•Size: M6 x 20mm Tool-less thumb screws for easy install Works great as replacements or backups | M6 Thumb Screw Kit