I used 4 Unistruts at 4 inches long, and a bolt in the center to hold the 1 inch conduit out of the crack. The cab is curved forw ard. (onlt 4 is needed) I used 362 foot of aircraft cable to the base for weight , 100 foot of 1 inch conduit, welded, and 3 sheets of 316 stainless. so I can mount...