Description: Made of hot forging aluminium magnesium alloy Lightweight, compact and easy to install For use with rope 8-12 mm diameter Perfect for climbing, aerial work, arborist, rescue, caving, hauling, engineering etc This Product has got CE certification Specification: Material: Aluminium magnesium alloy Size: 8.2 x 4.4 x 30 cm/3.23 x 1.73 x 1.18 inch Static tension: 20KN / 4500lbs Rolling tension: 10KN / 2200lbs Weight: approx. 87 g Color: Green Certification: CE 1019 EN 12278 Package Includes: 1 Piece Fixed Single Pulley Note: Due to different monitors, the color may vary slightly. Besides, please allow some errors of manual measurement, thanks for your understanding!