STEP #2:
1. ATTACH THE 4 X 4 X 126” LEFT TOP SIDE SUPPORT AND
RIGHT TOP SIDE SUPPORT TO THE CORNER POSTS AT THE
112” HOLE. FASTEN THE TOP SIDE SUPPORTS FROM THE
INSIDE WITH 6 ½” CARRIAGE BOLTS WITH ½” WASHERS
AND 3/8” WASHERS AND LOCKNUTS ON THE OUTSIDE.