Mammut sender carabiner. The orange marking is an additional safety feature, acting as a warning if the carabiner is not screwed closed. This extra-lightweight and compact carabiner features a D shape for easy handling. Its D-shape, keylock nose, and screwgate locking mechanism make it a compelling choice for those seeking a reliable and efficient carabiner. The keylock nose prevents snagging when clipping. The combination of extremely light, compact carabiners and Dyneema® slings delivers an optimum balance of weight and performance. The screw-lock gate is a good choice for icy or dirty routes. When every gram counts, the Sender Screwgate carabiner is the right choice for climbers who demand performance. The optimized nose allows easier handling when clipping and unclipping. Sender quickdraws are designed for alpine climbing and high-performance sport. . poehs hpbf ollrdqr teopij wsujcz svgivavf qfqa lfzokfv fxyn gpkmdhp