The belay device for sport climbing. Pulling the leader rope quickly the device locks the rope. It must only be used with single dynamic rope from 10 to 11 mm diameter and HMS screwgate carabiner. Lightweight structure made from 7075-T6 aluminum alloy. AISI 303 stainless steel pivot for main rope blocking and forged 7075-T6 V-shaped piece for secondary rope blocking.
