• The spur helps increase the friction for improved control of the descent of a heavy load (e.g. two-person rescues)
• Rope is easily inserted into the spur, without opening the carabiner
• Twist-Lock automatic locking sleeve, unlocked by a simple rotation

Keylock system helps prevent snagging of the carabiner during maneuvers

• Used, for example, with the I'd and Rig self-braking descenders
• Individually tested