Virtually maintenance-free, no moving partsHeavy duty, 10 gauge carbon steel inlet, chute and outletMost economical form of dry conveyingCustom engineering and sizing for your applicationStandard:Carbon steelPneumatic actuatorOpenclose NEMA 4 limit switchesSpecify:304 or 316 Stainless SteelElectric actuatorNEMA 4x, 79 limit switches