The G3 Mini Pozidriv is just about the smallest and lightest way to ensure you’ll finish your ski mountaineering missions. This cute little keychain-sized screwdriver could save your day if you forgot to adjust for your boots of the day or had a mishap in the field. It's #3 Pozi tip will work to make any and all adjustments on G3 bindings such as the ION and ZED. And if your other-branded binding uses Pozidrive screws (a good possibility)? No problem, adjust away. Weighs 12g, almost nothing.