FP CS 6050 is operator fed and designed for heavy-duty applications. These machines are reliable, cost-effective and durable providing savings to your production process. More importantly, these machines provide a professional-looking seal. The FP CS-6050 Semi-Automatic Uniform Carton Sealer with Easy Manual Carton Size Adjustment has a 4-belt design (2 top and 2 bottoms). The machine comes complete with infeed/exit conveyors, casters, power cord, and plug.