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Forum: 300 Whisper Rifles and Pistols

12-17-2009, 01:25 AM

Replies: 21

Blowback 300 project.

Views: 4,134

Posted By redtazdog

I know how to fireform brass as I have been for...

I know how to fireform brass as I have been for over 20 years,
around 15 years just with the 300 whisper.
I made a 357 sig in a blowback AR a couple years ago just to use sub
ammo and found that...

Forum: 300 Whisper Rifles and Pistols

12-15-2009, 01:33 AM

Replies: 21

Blowback 300 project.

Views: 4,134

Posted By redtazdog

357 sig and 400 corbon pistols have barrels that...

357 sig and 400 corbon pistols have barrels that cam back and cause a delay
to reduce the pressure before the slide comes back.
If the barrel came straight back without delay the hi pressures would...

Forum: 300 Whisper Rifles and Pistols

12-15-2009, 01:25 AM

Replies: 21

Blowback 300 project.

Views: 4,134

Posted By redtazdog

9x19 is not a bottle neck like 300 whisper.

9x19 is not a bottle neck like 300 whisper.

Forum: 300 Whisper Rifles and Pistols

12-15-2009, 01:24 AM

Replies: 21

Blowback 300 project.

Views: 4,134

Posted By redtazdog

The lugs on the bolt hold the bolt closed longer...

The lugs on the bolt hold the bolt closed longer with the delay of the gas
then the hi preasure is reduced to safer low levels before the bolt comes back.
on a blowback the bolt comes back with...

Forum: 300 Whisper Rifles and Pistols

12-14-2009, 05:40 PM

Replies: 21

Blowback 300 project.

Views: 4,134

Posted By redtazdog

I'm waiting to hear someone say that it wont work...

I'm waiting to hear someone say that it wont work well because the bottle neck brass wont get enough support in a blowback system without the brass getting blown straight wall looking like a 30...

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