This is the unit of choice for the mid-sized to larger shop. Powered by a 1/2 hp 220 volt motor, it features 4 speeds, fully adjustable support collumns and forward/reversing switch. 16" of horizontal travel and 9" vertical movement allow for handling of larger pieces. Rollers are synthetic rubber with a 50-56 durometer rating and we sell replacement rollers on our ACCESSORIES page. This unit is manufactured by one of the largest power feeder manufacturers uin the world!