The LockJack is a manageable, efficient and easily operable device for ascent and descent in tree climbing. It offers every climber – beginner or pro – a safe, dynamic and energy saving climbing experience. Equipped with a Swivel the LockJack compensates twists of rope and body alike and thus raises the climbing comfort considerably. 1 clutch 11/12 and 1 clutch 12/13 mm are included in delivery.

LockJack 2 features:
• patented
• multifunctional ascent and repelling device for the running double rope
• approved for descent with 2 persons
• certified according to EN 358
• for textile ropes EN 1891 from Ø 11–13 mm
• the device can be installed on the climbing line without any threading
• body and parts are made of aluminium machined in the solid
• all worn parts can be replaced
• service life: 7 years
• tested with: 15 kN/3 min.
• breaking strength: 23 kN
• weight: ca. 310 g

Recommended carabiners for the LockJack:
• Civetta D-Trilock
• OK Triact
• OK Ball Lock
• Am’D Ball Lock

When using with other carabiners, make sure that the ball of the release lever does not fit through the karabiner. Otherwise there is the danger of a fall or an uncontrolled descent.