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A magazine spring for a 8 round 1911 .45ACP magazine.

Build and shoot your own FN P90! Don't pay $3000 for an OEM P90 when you can build your own for a tenth of the price. This kit contains all hardware and parts required to build out your printed 3DP90.

Avoid the hassle and mess of pouring your own 3DP90 bolt by purchasing this pre-poured bolt.

This 10-round .308 magazine will work with your WARDEN-308, or any other build using AR-10 mags!

A 16" .223 / 5.56mm AR-15 barrel. Government profile, so it can be used with builds requiring this profile (such as the VSG).

This 10.5" barrel is a perfect fit for your Urutau , or for whatever other build you're working on.

This 11" AR-9 barrel has a straight profile, making it a perfect fit for your SMP40 , or for whatever other build you're working on.

This 16" barrel is a perfect fit for your Urutau , or for whatever other build you're working on.

This 16" AR-9 barrel has a straight profile, making it a perfect fit for your SMP40 , or for whatever other build you're working on.

An OEM Aug charging handle kit, for use with your Nylaug build or real Aug!

One 1lb bar of Cerrosafe, a low-melt metal used in the 3DP90 bolt and possibly other designs!

CMMG AR conversion mag for 5.7x28mm. Will work in XM5.7 builds. Standard capacity is 32 rounds. If you live in a state that bans standard capacity magazines, a 10 round magazine will be sent instead.

The go-to community hub for 3D-printed firearms.

Spread the signal with this 26.5mm pump-action signaling device from signal master DannyMeatball.

This product is an threaded 5.5" barrel liner chambered in .380ACP, guaranteed to work with your Decker .380 build.

This product is an unthreaded 5.5" barrel liner chambered in .380ACP, guaranteed to work with your Decker .380 build.

The Decker is a fully DIY .380ACP carbine utilizing a DIY bolt, DIY fire control group and custom DIY magazine.

The Decker is a fully DIY .380ACP carbine utilizing a DIY bolt, DIY fire control group and custom DIY magazine.

This product is a 3.5" surplus .380 pistol barrel.

The world's largest open-source 3D gun file repository.

An open-source collective dedicated to the development and distribution of 3D-printable firearm designs.

File Review BOM Five years in the making, the FossMG9 by GreenWhiskey and Skum is here!

All commercial lower parts required for a FossMG9 build, including LPK and FMDA rails.

Laser cut metal threaded hinges, backplates and an arch cap to dramatically strengthen your FossMG9 build.