title: This day in DIY Guns & Ammo: 2022 Jun 27
date: 2022-06-27 00:00
modified: 2022-06-27 19:30
slug: this-day-in-diy-guns-and-ammo-2022-06-27
category: This day in DIY

Yeet22 (closed beta) switches to closed bolt system

![Yeet 22 closed bolt]({attach}/2022/06/thumb-20220625_170616.jpg)

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 Improvised Ammo #2: Matchbook powder vs Smokeless 
 
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How to Extract Nitrocellulose from Ping Pong Balls

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Saboted pistol rounds, testing

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Monolithic-style AR15 lower receiver

[https://odysee.com/@TheGatalog-PrintableFramesReceivers:9/AR-15_Mono-Poly:e](https://odysee.com/@TheGatalog-PrintableFramesReceivers:9/AR-15_Mono-Poly:e)

Rifle a barrel without hydraulic press

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NT79 (37mm signaling launcher) Hardware List 

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NT79 coming soon!

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Reinforced MMS camera Mounts

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2022: The Year of the Launcher

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Compression spring design - Force, Rate and Deflection

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The Monarch - Public Beta Goes Live Tonight!

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