Threaded Upper Antenna Support Assembly
Includes forged aluminum “yoke’ with 7/8-14 thread (09-1260-23), 2-piece Antenna collar (09-1258-2PC) for 1.5” OD ANTENNAS and black anodized Jam nut (03-1103-23). Select antenna collar option in drop-down menu above.
SKU:RUP-209-1268-00
![Rupp Threaded Antenna Support w/6" Flat Mount, Oval 4-Way Base & 1.5" Collar [PAK-0006]](https://www.marinerailparts.com/wp-content/uploads/2026/10/rupp-threaded-antenna-support-w-6-flat-mount-oval-4-way-base-1-5-collar-pak-0006.webp)
![Whitecap Heavy-Duty Ratchet Antenna Mount - 316 Stainless Steel [S-1802BC]](https://www.marinerailparts.com/wp-content/uploads/2026/10/whitecap-heavy-duty-ratchet-antenna-mount-316-stainless-steel-s-1802bc.webp)
![Shakespeare 20 Cable Kit f/Phase III VHF/AIS Antennas - 2 Screw On PL259SRG-8X Cable w/FME Mini Ends Included [PIII-20-ER]](https://www.marinerailparts.com/wp-content/uploads/2026/10/shakespeare-20-cable-kit-f-phase-iii-vhf-ais-antennas-2-screw-on-pl259srg-8x-cab.webp)
![Rupp Antenna Clevis [09-1088-23]](https://www.marinerailparts.com/wp-content/uploads/2026/10/rupp-antenna-clevis-09-1088-23.webp)
![Shakespeare 4710 Flange Mount [4710]](https://www.marinerailparts.com/wp-content/uploads/2026/10/shakespeare-4710-flange-mount-4710.webp)
![Shakespeare 50 SRC-50 Extension Cable [SRC-50]](https://www.marinerailparts.com/wp-content/uploads/2026/10/shakespeare-50-src-50-extension-cable-src-50.webp)
![Scanstrut TB-01 T-Bar Mount f/GPS/VHF Antenna [TB-01]](https://www.marinerailparts.com/wp-content/uploads/2026/10/scanstrut-tb-01-t-bar-mount-f-gps-vhf-antenna-tb-01.webp)
![Rupp Standard Antenna Mount Support w/4-Way Base & 1.5" Collar [PAK-0001]](https://www.marinerailparts.com/wp-content/uploads/2026/10/rupp-standard-antenna-mount-support-w-4-way-base-1-5-collar-pak-0001.webp)