Use these Caribiners to tie up everything you want—keys, dogs, gear onboard your boat, your bicycle...Our quality, Italian-made Carabiners are stainless steel so they can withstand the environment around the water. They are available with or without an enclosed eyelet. Stainless Steel Caribiner Selection Chart LengthWidthBody DiameterEye DiameterInside DiameterMax. Working Load (MWL)With Eye2 3/4" (72mm)1 5/16" (34mm)9/32" (7mm)3/8" (9mm)3/8" (10mm)264lb.3 1/8" (80mm)1 1/2" (38mm)5/16" (8mm)3/8" (10mm)3/8" (10mm)450lb.4" (103mm)1 7/8" (48mm)3/8" (10mm)15/32" (12mm)5/8" (15.5mm)674lb.4 3/4" (121mm)2 1/4" (57mm)7/16" (10.5mm)16/32" (15mm)11/16" (17mm)1,124lb.Without Eye2" (50mm)1" (25mm)3/16" (5mm)—9/32" (7mm)264lb.2 3/8" (60mm)1 3/16" (30mm)1/4" (6mm)—5/16" (8mm)264lb.2 3/4" (72mm)1 5/16" (34mm)9/32" (7mm)—3/8" (10mm)396lb.3 1/8" (80mm)1 1/2" (38mm)5/16" (8mm)—3/8" (10mm)450lb.4" (103mm)1 7/8" (48mm)3/8" (10mm)—5/8" (15.5mm)674lb.4 3/4" (121mm)2 1/4" (57mm)7/16" (10.5mm)—11/16" (17mm)1,000lb.