Kong Lift Ascender Left 896NN4S00KK. Called Kong Lift the new class of self-ascent enhances climber safety by allowing them to ascend and descend ropes with greater control while greatly reducing rope drag. The unique half-manganet design allows the lift to be installed by one person in seconds opening up new possibilities for adventure seekers looking for more safety-conscious ascending options. The patent pending Flex-Tip slots allow two or more people to safely grasp the rope at the same time increasing performance by reducing rope drag. Specifications for Kong Lift Ascender - Left: Manufacturer: Kong Type: Left Weight: 1 lb Package Contents: Kong Lift Ascender - Left Kong Lift Ascender - Left