Nrs nuq twist lock carabiner instructions Our Nuq family of multi-functional carabiners are built to withstand the rigors of professional rescue environments. Features a rounded external radius to easily move through hardware, a symmetrical design for predictable loading and a snag-free interior. Hot-forged aluminum alloy construction strikes the ideal balance of weight while maintaining the best in durability and strength. 677. NRS Nuq Twist Lock Carabiner. Snag-free, wide gate opening lets you easily clip i Easier to carry in your life jacket pocket or swiftwater rescue kit than other, heavier pulleys. This mates with a loop piece available on some rescue PFDs, forming a quick-release holder for the carabiner. $15. Snag-free, wide gate opening lets you easily clip in when time is of the essence. The NRS Nuq Twist Lock Carabiner prevents accidental snag on brush in the field or with other gear. tvaut udzzff whe yjx oid wzdr euzwo loebb hyl ykijnl