Gridlock Pipe Clamp 1 in.
I made this to use for mounting an extended handle on my Weed Trimmer but can be used for many other applications.
-Connect 2-1 inch pipes either parallel or perpendicular to each other.
Printer: Creality Ender 3 Pro
Supports:Yes
Hole diameters: .3125 inch- meant for 1/4 inch machine screws or bolts
Filament: PLA