5~20KN pulley block,The meaning of model is outside diameter of sheave*width of sheave (mm). Aluminous sheave, Nylon sheave. Single sheave stringing pulley block Order numberModelSuitable conductorRated load (kN)Weight (kg)Remark10412SHD-120×30LGJ25~7051.5Aluminous sheave10413SHD-160×40LGJ95~120102.510414SHD-200×40LGJ150~24015410415SHD-200×60LGJ150~240154.610416SHD-250×40LGJ150~240204.610417SHD- ...