Airsoft Shotshell adapter base

Hi there! I hope you find this shotshell base as useful as I have!I designed this module as a foundation for creating custom airsoft magazine adapters—especially for larger mags like gas sniper magazines. My goal was to offer a flexible and affordable alternative to the expensive shotshells currently available on the market.This modular base opens up nearly endless possibilities. Whether you’re using a VSR-10 mag, HK417 GBB mag, Kriss Vector mag—or anything else—it’s adaptable! Personally, I’ve attached it to an M700 gas sniper magazine. All I had to do was drill a small hole to allow BBs to feed into the original mag’s chamber.What you'll need to do:Design or modify a base to attach it to your original magazine.Post-process your print: Remove any rough support leftovers that might block BB feeding or interfere with smooth magazine release.Drill a feed hole in your magazine at the desired BB entry point.Assemble the module:Place a 6mm ID / 9mm OD O-ring into the small tube (include