Specification Brand : ZIZEV BulletPoint1 : Suitable for mountaineering, extension, rescue, hoisting, cave exploration, high-altitude , engineering protection. BulletPoint2 : Made of 7075 aviation aluminum, solid and , light weight and easy to carry. BulletPoint3 : Symmetric design, can be a useful tool for outdoor rock climbing activties. BulletPoint4 : Adopt advanced technology, simple and wide application, smooth surface, reduce the wear of rope and other accessories. BulletPoint5 : O type design, easier connection, to ensure that the connected seat belt and tools are fixed on the long axis force position. Color : #811 ImportDesignation : Imported IncludedComponents : No ItemName : Safety Climbing, Strong Climbing Main Lock for Hoisting for ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 12 centimeters ItemTypeKeyword : locking-carabiners Manufacturer : ZIZEV Material : Aluminum ModelName : Zizevsdg367hacy ModelNumber : ZIZEVsdg367hacy PartNumber : ZIZEVsdg367hacy ProductDescription : 1. Made of 7075 aviation aluminum, solid and , light weight and easy to carry. 2. Adopt advanced technology, simple and wide application, smooth surface, reduce the wear of rope and other accessories. 3. O type design, easier connection, to ensure that the connected seat belt and tools are fixed on the long axis force position. 4. Suitable for mountaineering, extension, rescue, hoisting, cave exploration, high-altitude , engineering protection. 5. Symmetric design, can be a useful tool for outdoor rock climbing activties.