MFJ-7710 - Antenna Mount Adapter, UHF Male(PL-259) TO 3/8 X 24 Threaded MSRP: Was: Now: $24.95 Add to Cart
Comet AD-35M - Antenna Mount Adapter, UHF to 3/8-24 Threaded Hole for Whip MSRP: Was: Now: $24.95 Add to Cart
Jetstream JTNM38 - Antenna Mount Adapter, NMO to 3/8 - 24 threaded hole for whip MSRP: Was: Now: $12.95 Add to Cart
Opek SM-1L - Right Angle Antenna Adapter - SO-239 to 3/8" x 24TF/S MSRP: Was: Now: $16.95 Add to Cart