Jili Online 2pcs 12KN Stainless Steel Triangle Carabiner Screw Locking Hook Rock Climbing Mountaineering Triangle shape high quality screw locking carabiner Application:exploring, rappelling, rescue, engineering protection, aerial work Dimensions (L x W): Approx. 5.3 x 4.5 cm/ 2.09 x 1.77 inch The ultimate tension: 12KN (1200kg) Diameter: approx. 5mm