Construction and features: 1. base: one piece construction of welded steel plate or cast iron provides maximum stability. 2. bush: the bearing type bush is made of cast steel, the inside is high strength bearing. 3. bush lubrication: forced automatic lubrication system Main technical spec.: size of roller14'x36"16"x42"18"x48"22"x60"24"x72"main motor power30KW37/45kw55/75kw90/110kw132/160kwweight6000kgs8000kgs12500kgs18500kgs26500kgsoverall size(mm)4120x1430x19604500x1550x19005100x1750x21505300x2000x16007000x2400x2000 The optional device: 1. electric regulating nip 2. automatic stock blender 3. double extension shafts and universal coupling for transmission