These Aircraft Grade Auto Locking Carabiners are extremely durable for all activities like rock/ice climbing, aerial yoga, camping, hiking, rappelling, locking dog etc.  You will enjoy using these durable and rustproof carabiners for long time.

The textured security nut secures the carabiner from accidentally sliding open while reinforcing the strength of the gate, Inside spring keeps the gate close automatically and one-hand operated. Thanks to this improved locking gate spring, the d shaped carabiner clips do not get detached or allow any item to slip off.

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; Full refund if you don’t like it, please buy without worry.