A compact and lightweight pulley with rotating flanges and a large attachment point that accommodates two carabiners. For use with ropes up to 13 mm. Prusik minding, the self-locking knot can be installed on both sides. Sealed ball bearings for high efficiency and intensive use at high speed. Efficiency: 92%. Aluminum alloy body and wheel, stainless steel axle.

A revolutionary chest ascender that features two proprietary rollers for a smooth interface with the rope. This not only helps with climbing efficiency by making the upward glide much smoother. It also reduces dangerous wear on the device where the rope tends to rub on the body of a traditional ascender. The perfectly profiled closure keeps the rope in line with the body of the device and the rollers to prevent the rope from escaping the device during tight pendulums and traverses. The toothed cam is finished with a special anti-wear treatment and features drain holes to help prevent the…