NewDoar CE Certified 25 28KN Tandem Double Speed Pulley Trolley for Climbing, Rescue Lifting Aluminum 25KN beesfit EASY TO PREPARE: Start with Color:2 pack combination 6 EASY TO PREPARE: Start with half teaspoon (1g) daily and gradually increase to two teaspoons (4g) per day as needed Place the magnesium powder supplement in a glass or mug Modern design Read more Read more Simple Fixed Pulley Swing Double Pulley Swing Single Pulley Aluminum alloy 28 KN Double Pulley Stainless Steel 25KN Double Pulley Side Plates Pulley Max Breaking Srength 28 kN 30 kN 30 kN 28 kN 25 kN 20 kN Max Rope Diameter 13 mm 15 mm 15 mm 13 mm 13 mm 13 mm Sheave One Two One Two Two One Side Plates Fixed Swing Swing Fixed Fixed Swing CE Marking As a general pulley for hauling or transporting equipement