DESCRIPTION: The twin opposing receptors (Technical sheet: 4409DD - see No.5) allows the user the ability to insert 6mm x 32mm ( 1/4" X 1 1/4") aluminium flat bar and therefore save costs, or preset post extension into concrete as a time saver.

APPLICATIONS: Flat bar off cut aluminium is less expensive than Sign One 80mm ( 3 1/4") post (P1485R), you can save costs by concreting a post extension into a concrete footing.  Another time saving benefit is to pre-install post extension into your concrete foot prior to the full sign install. With this option care must be exercised to ensure posts are plumb and level.  Can be used like a "cage of bolts".