AntennaMastsRus - 31" Black Antenna fits FORD F-150, F-250, F-350, F-450, F-550, F-600, F-650 - SPIRAL Wind Noise Cancellation - Spring Steel Construction - Stainless Steel Threading FITMENT BELOW OEM SIZE 31" BLACK Tapered Antenna - Spring Steel Construction!! *** Wind Noise Canceling *** Features an external coil to cancel wind noise Stainless Steel Threading; MADE IN THE U.S.A.!!!! Order before 2PM CST, Same Day Shipping from Wisconsin!!!