PETZL Dart Crampon Horizontal structure places the foot as close to the ice as possible: increased sensitivity, more precise placements Toe bail wire has two positions for perfect fit on all sole thicknesses and can be adjusted to fit technical boots with asymmetrical shapes The length of the points is designed for maximum stability without having to high-step Forged front point is toothed for precise placements Specs: Weight : 2 x 412 g = 824 g | Multi-mount system : LEVERLOCK FIL | Boot sizes : sizes 34 to 44 with M linking bar (included), optional L linking bar fits boots sizes 38 to 49 (T20850)