Investment Cast 316 Stainless Steel. For use with over-height whips or where extra strength and rigidity are required. Dual swiveling mounts allow for complete adjustability. Accepts any standard antenna with 1"- 14 threads.
| Brand | Sea-Dog Line |
| A | 5-15/16" |
| B | 2-1/4" |
| C | 3-3/4" |
| D | 1-1/2" |
| E | 3" |
| Fastener | 1/4" FH |