be secured to a structural member of canopy 62 such as canopy member 402 in one aspect the upper end of bolt 314 may be secured to a different structural member of canopy 62 such as canopy member 404 as can best be seen in fig4 the forward portion of canopy member 402 is secured in place to flange 318 such that it may rotate about the secured point the rearward portion of canopy member 402 may be elevated or lowered to provide the desired adjustment by lowering or raising bolt 314 relative to canopy member 402 any of lower bracket plate 302 and upper bracket plate 304 may further include bent tab portions 320 for providing additional structural rigidity referring to fig3 5 only one tab portions 320 is shown however in another embodiment such tab portions 320 may be formed on any sides or portions of lower bracket plate 302 and upper bracket plate 304 to provide additional structural rigidity referring now to fig4 5 the upper portion end of bolt 314 is shown affixed to the rearward portion of canopy member 402 by bolt 406 and nut not shown this arrangement provides a pivot point for canopy member 402 to rotate about bolt 406 such that canopy member 402 may be lowered or raised by bolt 314 to a desired height position or orientation prior to being secured in place by nuts 316 as with.