This Blast Gate is redesigned to be used with standard 2" Sch 40 PVC DWV pipe (Outside Diameter: 2.375" - Inside Diameter 2.047"). Can be found at most hardware stores.
You can assemble with 1/4, M6 or printable bolts as I did.
NOTE- The attached gcodes Include Top/Bottom with six printable bolts and Slider/Spacer.
Original designs:
Nolan Wallin
https://www.thingiverse.com/thing:2817373
Changed to a wider opening.
Ali Emre Özkan
https://www.thingiverse.com/thing:3410606
Increased nut size for better tolerance.
Resolution: .2mm
Perimeters: 2
Infill: 20% Grid
Filament: PETG
The author hasn't provided the model origin yet.