Certified Appliance Accessories Dryer Duct Kit with 4-Wire 30-Amp 6ft Cord Kit contains the following: 4" dia x 5ft semi-rigid aluminum vent duct 250-volt power cord with 90 plug on 1 end & 4 color-coded wires with preattached closed-eyelet copper fittings on the other Two 4" worm clamps Strain-relief bracket Retail Boxed Cord is UL and ETL listed. 5 year warranty- From the Manufacturer