ITEM NAME:3pcs Climbing Carabiners Safety Harness Connector Buckles Outdoor Hardware Description: Made of stainless steel, durable Maximum strength: 12KN Triangle shape, strong design Screw locking Suitable for climbing, mountaineering, rappelling, service, aerial working, etc. Specification: Material: Stainless Steel Size (L x W): Approx. 5.3x4.5cm / 2.1 x 1.8 inch Diameter: Approx. 0.5cm / 0.2inch Package Includes: 3 Pieces Carabiners Note: Please allow 2-5mm size deviation. Make sure to get enough training before operating. SKU: ALU0032219919399497.3 Pieces Carabiners. Suitable for climbing, mountaineering, rappelling, service, aerial working, etc. Size (L x W): Approx. SKU: ALU0032219919399497. Maximum strength: 12KN.