30KN Tandem Zip Line Pulley, Double Trolley for Cable, Rescue, Climbing, Transport, Mountaineering Rig, Garden Zip Line, Robust Aluminum Alloy with Bearings

Rugged Construction: Made from a high-strength aluminum alloy casing and stainless steel bearings, this zipline trolley ensures durability and smooth-rolling performance for long-lasting use. High-Efficiency Design: Equipped with two stainless steel discs and sealed ball bearings to prevent twisting, providing increased speed, efficiency, and safety for high-speed adventures; outperforms single-pulley systems. Powerful Breaking Strength: With a maximum breaking strength of 30 kN, this rescue pulley offers reliable safety for demanding outdoor applications, including rescues, swing seats, and backyard ziplines. Rope and Cable Compatibility: Specifically designed for ropes up to 13 mm (0.5 in) and cables up to 12 mm (0.36 in). Lightweight yet robust enough for tough outdoor adventures. Versatile applications: Features convenient attachment points for carabiners and double steel sheaves that work with both textile rope and cable. Perfect for backyard zip lines, swings, dog runs, elevators, bungee jumping, rappelling, aerial work, and more.