10mm dummy rounds are made from Polymax PLA which has a high impact resistance. Good for training safely with your favorite firearm.
Note that we stock some of these but usually print-to-order. It's a short print, so we can usually get them out in a day our two,
(10) 10mm dummy rounds (red)
(1) G3D Maker's Coin
(1) G3D sticker
Attribution: Thingiverse #2643685 (dimensions modified by G3D)