Heavy Stainless Steel mount and U-Clamps. The MT 1 mount is made for the Models 100a-hp, 200a-hp, 300a, 400a, 1000a-hp and 1200a antenna. It's made of 304 stainless steel so it's corrosion resistant and very strong.
It comes already assembled with the coax stud. Even the supplied U bolts and nuts are stainless steel. This bracket will bracket up to a 1 industry standard pipe.