The SPX-15 is a lower designed for the Slovenian DI/Piston hybrid Perun X-16 family of rifles.
My Printer: https://amzn.to/3uU0FHA
Filament used for my 3D printed projects: https://bit.ly/3ufP1bz
PSR Merch: https://bit.ly/31dg3Ee
Link to all the gear I use: https://kit.co/PrintShootRepeat
Moonlight Industries (chest rig I’m wearing) 10% off: “PRINT”
PSR CLIPS: https://bit.ly/3o6AevJ
Affiliate disclaimer: I earn a commission from the above links.