12ga Dummy Ammunition: Laffs

3D printed dummy ammunition, dimensions of a 12ga cartridge. Can be used for dryfire or malfunction training, or for general indentification
educational purposes.

Comes in two variants:

12ga, 2 3/4in Shell
12ga, 1 3/4in Shell (Sized roughly to mimic Aguila Mini Shells)

Printer Used: Ender 3 V2

Filament Used: PLA+

Print Settings:

Extruder: 218C
Bed: 56C
First Layer Print Height: .2mm
Standard Layer Height: .12mm
Wall Thickness: .40
Wall Perimeters: 7+
Infill: 45%+

(Highly advisable to print 3+ copies on a single build plate)

Depending on your machine's settings, you might need to scale +/- .01% for best fit of dummy ammo into the chamber.

Accreditations:

ProSpaceDog: Printed and tested multiple 12ga (2 3/4in) dummy shells. Shells tested in a Remington 1100 semiauto shotgun. Gave data on reinforcement
structures within the shell. Provided still images.

LBRY Tags: 3d printing; firearms; 12ga; ammo; training; c:disable-slimes-comments; c:disable-slimes-video; c:disable-reactions-video; c:disable-reactions-comments