Climbing Technology RollNLock Ascender/Pulley

Can be used as an ascender, positioning device, rope grab, pulley, or hauler

The Climbing Technology RollNLock is an ultralight pulley and rope clamp designed for work, rope climbing maneuvers, rescue and self-rescue situations. Main technical features are: moving side plates for easy rope entry, spring operated cam for use as a rope ascender; sliding lock for use as a pulley. Ideal for crevasse rescue. It allows the hauling of light loads. Developed to work also on wet or dirty ropes. It can be used to adjust your positioning on webbing.