Rallt Aluminum Wire Gate Carabiners - Heavy Duty, 2,697-pound Rating for Hammocks, Camping, Hiking & Utility 2 aluminum wire gate carabiners for hammocks, camping, fishing, backpacking, hiking, and general utility use. D shape keeps carabiner strong by concentrating weight on the straight spine. Rated for 2,697 pounds. Wire gates make them quick to open one-handed and prevent them from snagging and ripping material accidentally. Each carabiner weighs only 22 grams (0.78 ounces) and measures 8 centimeters (3.15 inches) in length. Not for climbing.