Nite Ize Large Figure 9 Carabiner with Rope - Rope Tightener with Carabiner Clip, Black, Single-Pack INNOVATIVE TIGHTENER - Our innovative, patented Nite Ize Figure 9 Carabiner tightens, tensions and secures ropes without knots - a hassle-free and reliable rope tightener alternative. LASER ENGRAVED INSTRUCTIONS - The Nite Ize Figure 9 Carabiner has instructions laser-engraved right onto the rope tightener to help you quickly and easily get the tension you need. Just loop your rope through the prongs, pull it tight, and it stays that way. WITH CARABINER CLIP - Use carabiner clip to attach to any fixed anchor point, whether a knotted end or loop of rope, a rack or grate, or any other hold secure enough for the task at hand. SOLID CONSTRUCTION - Has a body made of Cast Zl3 Aluminum and gates made of 202 Stainless Steel. Designed to be durable and noncorrosive, with proper use and care. SIZED TO SUIT - Nite Ize Figure 9 Carabiner - Large fits rope sizes .125" (3mm) to .375" (9mm), has a maximum gate with of .75" (19mm), a load limit of 150 lbs. (67.5 kg) and weighs 1.90 oz. Warning: not for use where disengagement could result in bodily injury or property damage. Not for climbing.