Rectangular Sign Stiffener Plate Kit
More about this item
A 1 3/4 X 4 3/4 steel plate bolt, nut and washer combination positioned between a metal sign and U-channel post to enable tight mounting without bending the sign.
Used in conjuntion with a bolt, nut, adaptor, and washer.
No other fasteners required.
Many other fastener choices available
Tamper resistant standard, various lengths, & materials available