Jack Descender

The Jack is a compact, durable descender designed for professional rope access and rescue work, combining maximum simplicity with intuitive control. It supports positioning, ascending, descending, lowering, and belaying, with an automatic locking system that enhances safety and allows full focus on the job. The smooth lever action offers precise speed control, while the patented magnetic cam ensures easy rope insertion and operation. Compatible with 9.3–12 mm ropes, JACK features stainless-steel wear parts for long-lasting performance and can be secured to the rope for a fixed setup—making it a reliable, versatile tool for demanding vertical environments