Finally got around to fabricating a pair of posts. I bought a full plate with hardware from Perjad due to the unfortunate interruption in supply for these parts.
https://i.imgur.com/SNVFn6C.jpg
Parts list:
Posts:
2x 8 1/8" of 1" square tube
4x 1.5" od 1/2" id washer
2x m10x1.5 nuts
2x ?mm 20mm m10x1.5bolts
Misc:
1x 2 3/8" od 1/2" id washer
4x 1.5" od 1/2" id washer
4x 16mm 30mm m10x1.5 8.8 bolts
1x 16mm 40mm m10x1.5 8.8 bolt
5x m10x1.5 rivnuts
1x rivnut tool
Hope this helps someone. The skid plate and hardware are for sale now that I have these measurements. Check out the for sale thread if interested...