Les Wallen - 3/8" x 24 threaded w/SO-239 Antenna Mount Adapter MSRP: Was: $15.95 Now: $9.99 Add to Cart
MFJ-7710 - Antenna Mount Adapter, UHF Male(PL-259) TO 3/8 X 24 Threaded MSRP: Was: Now: $24.95 Add to Cart