【Excellent Quality】Heavy duty stainless steel carabiner is made of 304 stainless steel, durable, corrosion resistant, very suitable for home fixing or hanging. 【Carabiner Chain】Stainless steel lever carabiner adopts spring gate design. The carabiner key ring allows quick connection/disconnection of ropes, chains and straps. 【Heavy Duty Carabiner】4 well-made spring carabiners, maximum load capacity: 750KG+, safe load capacity: 400KG+. 【M10 Carabiner】M10 stainless steel lever carabiner, length: 4 inches (100 mm); thickness: 0.4 inches (10 mm); maximum opening width: 0.57 inches (14.6 mm). 4 pieces carabiner weight about: 450g. 【DIY Home & Outdoor】Not suitable for climbing; Excellent spring carabiner used for hanging rope, ropes, key, water bottles, key rings, hanging lanterns, dog ropes, pulleys, rings, hardware, DIY accessories and other tools. Various uses such as home, boat, backpack, handbag, etc. Excellent accessories for daily life, camping, hiking, backpacking, fishing or other