Fusion Climb Secura Double Aluminum Side Swing Pulley Purple Aluminum 1 Secura Double Pulley 2" aluminum, 2 independent wheels for multiple pulley setups, side swing aluminum side plates with smooth rounded edges Strength: MBS: 34 KN, Dimensions: 6.44" x 4.09" x 3.26" Rope size: 5/8" Great for a variety of industrial and sports applications