Screw in Post (Chicago Screw)
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1/3
Sizes available
1/8", 3/16", 1/4", 5/16", 3/8", 1/2", 5/8", 3/4", 7/8", 1" and larger.
1/4" and 1/2" extensions also sold.
Use hole size 7/32" or 1/4"
100% Aluminum (silver color)