General description The 16 Pack M5 Locking Carabiners are designed for versatility and security, featuring a locking mechanism that prevents slipping or loosening. These stainless steel carabiners are perfect for various outdoor and indoor activities. Technical specifications Interface: 6.5mm Internal Width: 13.7mm Thickness: 5mm External Length: 50mm Load Capacity: 140kg/300lbs Usage Ideal for boating, sailing, fishing, hiking, biking, camping, and backpacking. Suitable for use with padlocks, buckles, hooks, chains, key rings, and various utility tools. Other information For safety, ensure to turn off the screw lock when not in use. (The M5 stainless steel carabiner is not suitable for climbing)