4 bolt model holds up the best.

Good info from Tyler. Mount the antenna to the pole and cable to the GPS.

I need your email please.Hub

I worked on a Sanitary Sewer Engineering and Inspection Team, yes we cleaned manholes. It was a two man team, one on the top and one in the hole. We...

Look People...If you don't hold your at least one leg of your tripod it is likely to run off. Have you ever seen a three legged tripod running? :-O

My stamp reads "Registered Professional Land Surveyor". I use PLS and I can because I am registered. 😉

B-)

Try this...........

FYIPROTECTION FROM A SINGLE RODA single lightning rod of height H protects objects on the ground within an imaginary "cone of protection" of radius H ...

Large ranch = LIDAR