【High quality& Durable】Made from ultra durable Aircraft Grade Aluminium Alloy (7075), which is light weight and portable, holds up to 5620lbs of weight, more secure and more reliable.
【Smooth SCREW Locking Carabiners features】Intimate design with threaded nut on the lock catch, rotate the lock by hand when open and lock, which is delicacy and will not get stuck.
【D-shaped】Easy to connect the protector and belt, fix them well in major axis, which can exist 2500kg pull force,but weighs only 2 oz each,so it is elegant strong and light.