Description

The Singing Rock JACK is a compact, robust descender designed for work at heights, rescue operations and professional rope access. It allows safe descent, ascent assist and belaying of a person. The device features automatic rope lock when load is applied, a magnetic cam system to simplify rope insertion (even with gloves), and a lever to control descent speed. With a working load of up to 200 kg and compatibility with ropes diameter 9.3-12 mm, it meets several international standards. Components in contact with the rope are stainless steel. Parts like the lever and safety latch can be disassembled for cleaning. Optional permanent locking via screw adds security in fixed rope systems.

Specifications

• Weight: ~ 410 g
• Rope compatibility: 9.3-12 mm static or work ropes
• Working Load Limit (WLL): 200 kg
• Strength (MBS): ~ 15 kN :contentReference[oaicite:11]{index=11}
• Standards/Certs: EN 12841-C, EN 341-2A (150 kg, 100 m), EN 15151-1 Type 6
• Temperature rating: -30 °C for cold conditions
• Materials: stainless steel, lightweight alloy and hardened plastic
• Features: magnetic cam, automatic locking, removable/cleanable parts, intuitive rope insertion, smooth descent control via lever