These universal worm drive, quick-release band clamps are the perfect solution for mounting Long Pole Kits, Adjustable Bracket Kits or Light Pole Kits to any fence, post, light post or railing.
The swivel action design of the screw allows for fast and easy adjustments.
Stainless-steel construction. Fits up to 10″ in diameter.
https://www.featherflags.com/product/Universal-10-Inch-Band-Clamps-25288/