Features1STABLE FIXING: After the rope penetrates into the ascender, install a lock catch in the fixed ring to prevent the rope from slipping out. 2ANTI SLIP HANDLE: Ergonomic design anti slip handle is wear resistant and sweat absorbent, beautiful and exquisite. 3MAGNESIUM ALUMINUM ALLOY MATERIAL: Hot forged magnesium aluminum alloy, performs with strong strength, light weight, convenient to carry. 4STRONG GRIP: The grapple is made of stainless steel and has automatic mud drainage groove, which has better grip. 5SPRING HANDLE: Spring device is used inside the ascender, which is convenient for one hand operation and can automatically recover after releasing. 6APPLICABLE SCENARIOS: This hand ascender is suitable for multi outdoor actibities, including mountaineering, rock climbing, SRT single rope technology, expansion, cave exploration, etc. Use at will!SpecificationItem Type: Hand AscenderProduct Material: Magnesium Aluminum AlloyApplicable Rope Diameter: Approx. 8 to 13mm / 0.31 to 0.51in Scope of Application: mountaineering, rock climbing, SRT single rope technology, expansion, cave explorationPackage List1 xHand Ascender