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Turned out the front ramrod retaining piece actually held the barrel in too. I had not taken that off. Then I got a bizarre malfunction - the gun would not go to full cock. However, the lock was fine out of the gun. By reassembling it piece by piece I found it worked all the way to putting...

I have all the screws out of this and I can't tell what's holding the barrel in. Also the trigger assembly will not come out, and I can't tell whats holding that in either. This is only marked as a "Jukar Spain" gun, in stainless steel which is why I do all my testing in it. Today I wanted to...

Three of the activities I planned to be heavily involved in when I retire (about 5 years now) have literally died out, and the last one got so expensive and heavily regulated I can't do it anymore. I used to go to a nightclub in LA that did roaring 20's music with a real band - and bring out...

The chart shows the maximum pressure you can get from loose powder is 26K, and that is Goex 4Fg used in a rifle. .357 mag goes to 44k, so you are correct. Those two spikes are from 777 pellets, not loose powder. According to the chart it seems you CAN get dangerous pressures from compressing...

This chart covers it. Apparently I can't go beyond that on this board

Provided there is a bullet to move and its not contained in a pipe bomb, granulated BP tops out at around 20K PSI, 777 & BH209 got to about 25. If you overload it you will get a big muzzle flash from all the powder that didn't burn when still inside the barrel. Loose powder is very safe. If...