XYZ Boat Supplies Stainless Steel 316, Spring Snap Hook, Carabiner, Set Of 4 (5/16) Set of 4 - 316 Stainless Steel snap hook Lifetime Warranty on Materials Smoothly spring- loaded gate - Quick connect/ disconnect of ropes, chains and straps Use for Boating, Dog Leash, Camping, Fishing, Traveling, Hiking Not for climbing