Pulley with aluminum body and double steel wheels. Ideal for tiroline in adventure parks, it is also useful for creating double hoist rescue or work. High quality product completely made in Italy! Weight: 0.73 lbs|MBS: 6,700 lbs (30kN)|Rope Capacity: 13mm|Side Plates: Aluminum|Mechanics: Bushing|Sheave: Steel|Size (in): 4.5x3.4|MBS: 30kN lbs|ROPE CAP: 13 MM|SIDE PLATES: Aluminum|MECHANICS: Bushing|WEIGHT: .73 lbs