The easiest and fastest placing ice screws on the planet, the Black Diamond Express Ice Screw features a tapered tube where the teeth cut a hole just larger than the tube itself, for less friction during placements. A large, color-coded crank knob makes for easy size identification and uninterrupted 360-degree motion DESIGN & DETAILS: Advanced tooth geometry for easier starting and faster placement Larger crank knobs with uninterrupted 360deg motion Stainless steel hangers with two clip points CE certified, patented Size: 19 cm