Nite Ize CSL2-01-R6 Carabiner Slide Lock, Black LOCKABLE CARABINER - This carabiner's stainless steel gate features a SlideLock, keeping your keys and valuables securely in place HIGH QUALITY STAINLESS STEEL  Solid, durable stainless steel construction and a stainless steel gate with plastic SlideLock makes the carabiner ultra-strong. Individually weight rated. Size #2  10lb | Size #3  25lb | Size #4  75lb | #6 - 100lb KEEP KEYS SECURE  Upgrade your beat-up, bulky old carabiner key chain for a slim-line, locking Nite Ize Carabiner LOW PROFILE DESIGN - These slimline carabiners slide easily into a pocket or lay flat on a pack WARNING - Not for use where disengagement could result in bodily injury or property damage. Not for climbing WORRY-FREE GUARANTEE - all Nite Ize products are backed by our Worry-Free Guarantee