Bulletproof Screw CarabinerThe Bulletproof Screw is a small, robust screwgate biner with a steel insert at the apex which prevents premature wear, burrs, or sharp edges. Its keylock closure mechanism ensures optimum handling when clipping and unclipping, eliminating snagging on anchors and gear. The Bulletproof is ideal for personal use, like when clipping into a belay anchor. Specs Small, robust screwgate biner ideal for personal protection (clipping into belay anchors) Steel