ART Lockjack Sport Basic Protos Helmet Accessories fully adjustable anchor point on

fully adjustable anchor point on the 'snap' end of any rope lanyard

rope clamps and mobile fall arresters

it is resistant to UV exposure (doesn’t fade)

Gate Opening : 19mm

for one handed use

ART Lockjack Sport Basic Protos Helmet Accessories fully adjustable anchor point onThe 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