Sanus Systems PFV59S - Manual (Page 10)

A
Once the bracket is adjusted in the sides, fasten it to the long rail using the screws shown above.
It is important that you hold the long rail against the steel bracket as you tighten the screws.
x 5
Fit the long steel bracket into the rebate in the long rail and in the grooves in the sides as shown above.
Ensure the bracket is equally distanced from the sides on both ends.
Steel bracket