Campbell Scientific SP70 Solar Panel - Manual (Page 14)

SP70 Solar Panel
Alternatively, you can use four 5/16-18 x 1.5 U-Bolts to mount the SP70 solar
panels to a tower. Select the appropriate sets of holes in the mount to match
the width of the tower. See Figures 14 and 15.
FIGURE 14. Two 5/16-18 x 1.5 U-Bolts are Attached to Each Side of
the Solar Panel Mount for Tower Mounting
FIGURE 15. Backside View of Figure 14
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