I want to mount the Elk dual band 144/440 antenna up on my 85' tower.

Consider Loc-Tite(tm) for all of the elements ... I'd rather see you mount a more durable, meant-to-be-mast-mounted dual-bander - like a Cushcraft unit.

Clint Bradford 909-241-7666

---------------------------------- Clint Bradford, K6LCS http://www.clintbradford.com