Hytrol Model 190-ACC Medium Duty V-Belt Driven Live Roller Conveyor is designed to achieve minimum pressure accumulation of cartons, totes, boxes, etc. Its simple design allows for quick and easy product accumulation adjustment without the need of any tools. Back pressure can be adjusted down to as low as 2% of the total load on the conveyor. Available in widths from 16″ to 42″. Also, the Model 190-ACC is one of the most economical conveyors of its type on the market.