Profile: McKenzie Handling Systems, Inc. designs and manufactures standard & custom belt conveyors. Our modular belt conveyor provides 7/8 aluminum extrusion frame, end drive, constant or variable speed, top or side mount motor and 2" to 60" conveyor widths. We design stainless steel conveyor, which features end or center drive, V-belt tracking guide on belt, wash down duty, high speed drives and timing belt drives.