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JP silent captured spring

Posted: Mon Apr 16, 2012 9:04 am
by elcapitan1
Is anyone using this on their Blackout ? If so how you like it?

Re: JP silent captured spring

Posted: Mon Apr 16, 2012 2:49 pm
by Ariac
Does anybody even have one I heard they went quick. I also want one for my build.

Re: JP silent captured spring

Posted: Mon Apr 16, 2012 3:24 pm
by elcapitan1
Not sure, just saw an add in Shot Gun News Yesterday .

Re: JP silent captured spring

Posted: Mon Apr 16, 2012 3:30 pm
by elcapitan1
Called JP, they said mid May before they would have them again. Would like to know if they are worth the money though.

Re: JP silent captured spring

Posted: Tue Apr 17, 2012 6:23 pm
by Suputin221
I built my own. I added a delrin slide so there is no metal to metal contact between the buffer and the tube.

Suppressed the difference is very noticeable. The gun just feels dead in the back end compared to the live ringing we are all used to.

I need to tweak the spring rate and buffer weight a bit for reliability as it cycled fine the first time I used it and then didn't cycle at all the next time out. All in all I think this system is the cats ass for a suppressed BLK.

Re: JP silent captured spring

Posted: Tue Apr 17, 2012 6:41 pm
by L1A1Rocker
Suputin221 wrote:I built my own. I added a delrin slide so there is no metal to metal contact between the buffer and the tube.

Suppressed the difference is very noticeable. The gun just feels dead in the back end compared to the live ringing we are all used to.

I need to tweak the spring rate and buffer weight a bit for reliability as it cycled fine the first time I used it and then didn't cycle at all the next time out. All in all I think this system is the cats ass for a suppressed BLK.
Would you mind posting some pics and materials on this. Sounds like a good project.

Re: JP silent captured spring

Posted: Thu Apr 19, 2012 10:48 pm
by Suputin221
The body is aluminum. The slide is steel and the plastic slide is delrin. The rubber buffer is a rubber stopper I found at Home Depot. Recoil spring is 1911.

Image

Image

Re: JP silent captured spring

Posted: Fri Apr 20, 2012 8:04 am
by Bob J
Suputin221 wrote:The body is aluminum. The slide is steel and the plastic slide is delrin. The rubber buffer is a rubber stopper I found at Home Depot. Recoil spring is 1911.

Image

Image
Very nice!

Re: JP silent captured spring

Posted: Sun Apr 22, 2012 1:07 am
by wdyasq
I like it. I think a some of it might be replaced by Delrin (Acetal). Of course I guess Nylon, Polyethylene or UHMW could be used also.

Ron

Re: JP silent captured spring

Posted: Tue Aug 14, 2012 10:02 pm
by JFAB
Probably one of the best upgrades for the price. Very quiet and smooth.