LinkedBay 12KN Heavy Duty Locking Carabiners Clip -Weight Limit at 2697lbs/1223.66kg Each- Super Durable Locking Hook Carabiner Clips for Keychian Hammock Camping Hiking Outdoor Keychain Gym

They are well made and look very nice. The simplest and easiest to use. Snag-free. Rust free 7075 aircraft grade aluminium, rated at 12kN / piece, safely supports 2697lb/piece. Made from Aerospace Grade Aluminium super lightweight and strong Tensile Strength. Durable and easy to use - Rust free raw material so it is suit for harsh outdoor environment like rain or snow, very smooth lock and gate surface, and it allows new users not to worry about getting blood blisters or scratching themselves if they are not used to the carabiner