ART Lockjack Sport Basic Size:Suits 11mm-13mm ropes 3kN - Not PPE

3kN - Not PPE

Hot forged I-Beam body provides the backbone of this super strong featherweight

Height limit: 6' tall / 180 cm

NFPA 1983 Technical Use

This leg padding is a direct replacement for the original leg loop padding

ART Lockjack Sport Basic Size:Suits 11mm-13mm ropes 3kN - Not PPEThe Lockjack was the first piece of hardware on the market that could totally replace the friction hitches used on climbing lines. Like a Mechanical Prusik, the Lockjack works as both an ascender and as a descender in the doubled rope technique (DdRT). The advantage of the Lockjack is that friction is applied to the rope with a smooth aluminum surface which causes less friction while climbing for an effortless advance, and a smoother more easily