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A new 3D print of the lower receiver #11

I have more changes to the lower receiver. To help study the internal fit up I have enlarged the hole of the cut away slot.

I can actually see now that the trigger slot in the trigger guard needs to be longer and the trigger pivot pin needs to be dimensional changed and the stock […]

August 13th, 2026 | Category: 3D printing, engineering design, Historic weapons, Mauser broomhandle, Mauser V-9000, prototype weapons, reverse engineering | Leave a comment

The V-9000 Mauser broom handle update.

I have been working on this project off and on with some major improvements to the solid model. Between surgery, some physical ailments, a small vacation and work it has been slower then I like. I am currently at version 10 on the solid model and my 7th printing.

This printing of the V-9000 is […]

August 10th, 2026 | Category: 3D printing, Mauser broomhandle, prototype weapons, reverse engineering, Uncategorized | Leave a comment

Timberline Hawk survival rifle

Not much is known about the company Timer Line Hawk. So this is as much of a history as I could gather. The registered agent of the company was John A. Mc Gerty and the filing date was March 29,1983. It was a company formed initially by four men to take over the assets of […]

September 19th, 2016 | Category: 22 single shot rifle, Friends of Gun Lab, Gun Lab, prototype rifle, prototype weapons, single shot rifles, Timberline Hawk | 6 comments

Full auto pistol part 2

In our first installment. http://gunlab.net/full-auto-pistols-prototypes-part-1/, we looked at a rather boxy looking full auto pistol. This post is about the weapon that was built for patent number 3,803,976 that was issued to Henk Visser.

These are the drawings from the patent.

With the front grip down and ready to fire full auto.

Right […]

July 7th, 2016 | Category: czech model 52, full auto pistols, Gun Lab, Historic weapons, prototype weapons, Uncategorized | Leave a comment

Full auto pistols prototypes part 1

In the world of full auto pistols some stand out a great deal. The Mauser Schnellfeuer is probably the most famous.

Following it are the Russian Stechkin.

Then the Astra model 904 and a variety of Star pistols.

This is one of the many prototypes that has been made over the years that […]

June 27th, 2016 | Category: full auto pistols, Gun Lab, prototype weapons, Uncategorized | 5 comments