KONG Pulley Swing Compact pulley with mobile side plates and bushings. Available in four versions: Aluminum side plates and nylon wheel steel side plates and nylon pulley stainless steel side plates and nylon pulley stainless steel side plates and steel pulley For ropes up to 11 mm diameter. High-quality product, made in Italy! Instructions of use - Cert Recommended for: Work activities: Scaffolding and trestles, Rope Access, Confined spaces, Tree climbing/arboriculture, Sailboats, Roof and inclined planes Contained in: Sailboats kit 20 m, Sailboats kit 15 m Specification: Standards: CE EN 12278 Body Material: Alu Alloy, Carbon steel or Stainless steel Wheel Material: Nylon or Steel Finish: Polish or Black Weight: 120-205g Breaking Strength: 30kN Maximum Rope Diameter: 11mm Efficiency: 87%