The brackets that Bartamos posted is what mine uses for the stock configuration. I think I have seen them at O'Reilly's and Auto Zone. Most of the after market stuff is chrome though.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine