Feature: 1. Made of aviation aluminum and magnesium alloy. 2. For rope up to 12mm diameter. 3. Static tension: 20KN, Rolling tension: 10KN. 4. Used for climbing, rescue, aloft work, engineering, etc. 5. It cannot be used to cross river, cableway and other fast projects. Specification: Lixada Fixed Single Pulley is a professional equipment for climbing, rescue, aloft work, engineering, etc. Features: Made of aviation aluminum and magnesium alloy. For rope up to 12mm diameter. Static tension: 20KN, Rolling tension: 10KN. Used for climbing, rescue, aloft work, engineering, etc. It cannot be used to cross river, cableway and other fast projects. Specifications: Brand: Lixada Color: Red / Gold (optional) Material: Aviation aluminum and magnesium alloy Rope: Max. 12mm Static tension: 20KN Rolling tension: 10KN Dimension: 8.2 * 4.5 * 3.5cm / 3.2 * 1.8 * 1.4in Weight: 90g / 3.2oz Package List: 1 * Fixed Single Pulley Package List: 1 * Fixed Single Pulley