... (A & B Series ) sizes: A Series: 25---240 B Series: 04B----48B All with simplex/duplex ANSI and B/S standard roller ... ,50,60,80,100,120,140,160,180,200,240,04B,05B,06B,08B,10B,12B,16B,20B,24B,28B,32B ... ,40B,48B,56B,64B,72B.The straight side plate and heavy duty ...