More going on at Gun Lab

With this post I am happy to note that Axel, a friend of gun lab, is back for a visit and as always we put him back to work. And unlike what most people think of me we did actually allow him some time off to go to the local gun show and stores.

This […]

VG1-5 update fire control group

On our last update we discussed the newly design disconnector,

With this new disconnector we have now hand fitted all the fire control groups. Once this task was completed we then took apart all the fire control groups to do the last heat treating.



Safety detents.

This now finishes the last of […]

Update on the VG1-5 project

We have been working on the fire control group and once again have made a few changes for more reliable operation and safety. We continue to have issues with the disconnector operating properly. There were issues with the hammer spring improperly contacting the disconnector. An additional problem came about with insufficient spring pressure to hold […]

Building the semi auto MP-44 part 5

This is another update on Pete’s project of making a semi auto MP-44.

In this post Pete goes over making the replacement pieces for the lower receiver area.

As with everything in the making of this rifle there is a great deal of trial and error.

It is interesting to see the tooling […]

The book “Fabricacion De Fusiles”

A while back I was able to obtain a few books that I did not have in the reference library. I have a thing about not only gun books but also machining and manufacturing books. So what could be better then a book about manufacturing guns. This book was written in 1899 and is about […]

3d printer and the Remington Hepburn

A couple of years ago I bought a Remington Hepburn rifle That was in very poor condition. I happen to like this style of action and wanted to reverse engineer it and make a new rifle. Orin, a friend of gun lab, also has an interest in this rifle and making one. I bought a […]

Building the semi auto MP-44 part 4

This post deals with just one of the small stampings that goes into making a MP-44. he part being make for this post is the sheet metal reinforcement for the back of the magazine well. This simple part closes the rear of the magazine well, strengthens the rear of the magazine well, addes extra support […]

The next step on the MP-44 trunion

Not that we have finished running the parts on the machining centers it is time to do the final fit up. Using the 1018 trunions that we made a hole was drilled in it to allow alignment with the button pressed into the receiver. Then the blocks were tested to see if the fit up […]

MP-44 Trunion op7 , 8 and 9

With these last three operations we will have completed the work on the cnc machining center.


You can see the process of rough machining the bottom of the curve for the trunion. This op also machined the complete magazine well out.

A good side view of the rough machining of the curve.

All the […]

Update on the MP-44 trunions op6

It has been a while for a MP-44 trunion update. The next couple of posts will get us back up to date with the trunion project.

The new op 5 was to cut a slot and rough magazine opening to allow coolant flow and chip removal and still allow us to high speed machine.

Well […]