... bushing, split bushing, taper lock and lock assembles etc cast iron belt pulley, V belt pulley, AK BK sheave, belt ... ,couplings,etc. Material, steel, stainless steel, according to customer's requirement.bolt on hubs for taper bush:SM1200 ... : paint, phosphate, zinc plate5) Material: cast iron, ductile iron, nylon, aluminum6) Made according to drawings and/or samples; OEM inquiries welcomed Timing ...