48" HALF BREED CB ANTENNA BLACK (510-B)5/16" Diameter Fiberglass Base with 16 Gauge copper Wire., 17-7 .100 Diameter Stainless Steel Whip., Base loaded coil for low profile., Adjustable Stainless Steel Whip can be Raised or Lowered for Superior SWR., Chrome Plated 3/8-24 Threaded Base., Available in Black., Mount Type: 3/8 inch x 24, Frequency Range: 26-30MHz., Frequency Type: CB Radio., Load Position: Bottom, Antenna Type: Whip., Power Rating: 1000 Watts., Mount and/or Cable Included: No., Termination: 3/8 inch x 24