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Ryan's Form 1 flashlites

77862 Views 123 Replies 15 Participants Last post by  Ryan S.
This is going to be a 3 week (or so) work in progress that will cover 7 "flashlight builds". Also I'd like to point out that only 4 of them will be mine, 3 others are involved.

I'm not willing to accept over weight, oversized, aluminum in a centerfire can, etc so this took some running around.

Here are the builds:

5" 22LR 1.25" OD 1.00" ID Aluminum shell, Steel FP baffles, Titanium spacers
Notes: Custom Maglite C tube, Compact, really overbuilt thick tube and lined with titanium .036", bore size .25" to try to squeeze good performance out of compact can

5" 300blk Subsonic 1.500" OD 1.315" ID Maglite factory extension D tube, Ti Baffles, Ti Spacers
Notes: Excited about this one, compact, light weight, expecting excellent performance there is not really a commercial alternative to this

8.375" 30Cal large bore SD Tactical Tube, Ti Baffles, Ti Spacers
Notes: Is off getting turned down, will get .41 Ti baffles to be used on AK47 (+ 308 and 5.56) Projected tube weight 10-11oz.

7" 223 Apogee SS D Tube
Notes: is off getting turned down to test out the other machinist, full profile will be turned.

8" 30cal Custom D Tube 1.5" OD 1.375" ID
Notes: 9.4oz. Off the shelf 316 SS tube, improved thread pitch/pattern adapters endcaps

7" 223 and 9" 308 Ti Custom D Tubes 1.625 OD
Note: In progress

For form 1 efile, mine came back between 26-34 days. BigWaylen's Form 1 guide http://www.ar15.com/forums/t_6_17/415446_.html

Updating soon.
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I ranged tested my 9" DM reflex can on a standard mount and reflex mount (reflex mode), the Supressor can be ran both ways. Tested against a Liberty Freedom Ti 10"

Hi guys,
One more question before I start to order up some more parts.
The "muzzle device". Does it perform any action other than proctecting the threads when the can is not attached? I'm talking about this http://www.sdtacticalarms.com/SDTA-Muzzle-Break_p_65.html

The cost for my can will be a marlin .22 , and an ar15. Both have 1/2-28 threads I believe (need to check the marlin when it comes in, as well as a ruger American compact as soon as I can buy one). The can will live on one of the .22.s with the rare occasion it gets moved to the ar. So can I just use a 1/2-28 end piece and direct mount ( I know I can, but I guess the question is should i)?

Or get a muzzle device for all the muzzles at obviously more cost. Does the muzzle device somehow dampen the initial blast in the can for a desired effect?
It could reduce wear on the baffles some. The amount really depends on on what round and what you are using in your stack as baffles.
OK, 2 more questions.

I emailed chris ([email protected]) requesting some prices so I could order and pay, but have not received a reply yet. It's been a few days. He still is doing this, right?

OK, second question, for the Ti endcaps, what do you use to drill them out, Can it be done with a drill and vice, or is a drill press necessary? I dont have a lathe (obviously). I do have access to a drill press. I wonder if Chris can predrill a centering hole of a specific size "almost" all the way through.
Hey BigWaylon,
Thanks for the quick reply.

anyone have an idea how much a 7" Ti tube at 1.350 ID with Ti spanner wrench caps might run?

I poured through the 91 pages on the AR15 thread, but couldn't find any prices for that size, unless I'm just an idiot. I see the Ti caps are $45, but cant find the tube, and want to arrange payment.
Hey BigWaylon,
Thanks for the quick reply.

anyone have an idea how much a 7" Ti tube at 1.350 ID with Ti spanner wrench caps might run?

I poured through the 91 pages on the AR15 thread, but couldn't find any prices for that size, unless I'm just an idiot. I see the Ti caps are $45, but cant find the tube, and want to arrange payment.
BigWaylon is correct. On the ID, since 1.350" is not a standard size I would give some thought to is that what you really want. A Id of 1.375-1.380" would allow you to use 1 3/8 (1.375" internals), there are 1 3/8 SS plugs and valve retainers, and spacer material is drop in. The 1.350" tubes are mostly centered on the 34.3mm freeze plugs. If you are going that route they typically form out at around 1.353". If you are going that route I would order the tube 1.353-5" and order spacer material with it, since it would have to be made.
Thanks Ryan and BigWaylon.
I have the formed freezeplugs already, just need to drill them when the time comes. I just measured 5 of them , out of 12, and they measure right at 1.350-1.353. That being said, maybe I should rethink the use of these freexeplugs (only a $12 investment so far).

Thanks again for this awesome thread and wealth of information.
Hi Guys,
So I think im about ready to order up a tube from DM, just wanted to run this by you all to make sure theres not something I'm missing.

Once I get my stamp, this can will mostly live on a bolt action 22. shooting CCI Quiet 22, among others, depending on noise, with periodic use on a AR15 middy 16" shooting full power and reduced loads.

So I'm thinking of a DM 7" Ti tube, with spanner Ti endcaps, front and rear, direct thread 1/2"X 28. I'll be using Freezeplugs, and pretty much copy the plug spacing from Ryans can found here: http://form1suppressor.boards.net/thread/112/stack-cans

and Ti spacers.

I need to calculate the freezeplug hole size, I remember reading it in a thread or 2, just need to find it.

Edit: Found it. So it looks like for .22 and .223 a freezeplug size in the neighborhood of .285 would suffice?

So the next question is, if I went with a exit hole of .370, and kept my plugs at .285, or possibly went with a plug hole of .370, would that be very detrimental to the suppression of the .22 and .223?

I guess my thinking here is if I could build one complete can, or "tube" that would work well on my .22 bolt action, .223 AR15's and also a .308 bolt action elk gun, that would be ideal. But I realize there are compromises. Thoughts on this? Anyone have experience with a universal can shooting these calibers?

Thoughts? Am I missing anything?
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Yeah, to do that you would have to do the entire bore at an acceptable size for the 30cal. For a 5.56 or 22lr you would do the freeze plugs around .275" and end cap the same or slightly larger. For 300/308 you would do the bore at .360-.375" complete.

On the 22lr the can because of the volume would be exceptionally quiet on either. On 5.56 you find it would be quieter (at the muzzle) with the smaller hole size, but the 30cal can may seem similar or even quieter at the shooter's ear.
Second Reflex can is alive now.
5.56 Range Test
12.5" SBR with Reflex mount
12.5" SBR with 5.56 DM Form 1 (adds about 2.45")
12.5" SBR with 30cal DM Form 1 (adds about 3.90")
16" with 9" 30cal can

As mentioned before I had some concerns the 5.56 Form 1 would be too short, but it turned out well. The 30cal one (about 8.8") sounded awesome on all platforms so I rolled the 7" DM Solvent Trap (came out to about 7.5-7.6" OAL) into a 5.56 reflex instead of a standard can. They can both run on the reflex mounts, or the standard QD Griffin mounts.

Shot the shorter reflex can on a 12.5" at Pitt County 3gun Yesterday. Fielded lots of questions, I home some of those people are able to find this forum. Can ran great, it could not be picked by the timers. After a reshoot they were stopped manually. I turned down the gas system with a Rubber City adjustable gas key.
Shot the shorter reflex can on a 12.5" at Pitt County 3gun Yesterday. Fielded lots of questions, I home some of those people are able to find this forum. Can ran great, it could not be picked by the timers. After a reshoot they were stopped manually. I turned down the gas system with a Rubber City adjustable gas key.
Nice write up @Ryan S. I'm very interested in this as I would like to build a 308 can. Who would you go with for a Ti tube for 308 with freeze plug baffles?
I'd be inclined to go wth the Complete DM tubes 1.5 or 1.625" with there internals (Ti VSRs and spacers) with 17-4 blast baffle as simpliest/best. It would be cheaper to FPs however.
I priced everything from sd tactical and looks like just above $230. I can't find dm on the net.
What do you experts think of tycaindustries.com I found them doing a recent search and it looks like they are local.
What do you experts think of tycaindustries.com I found them doing a recent search and it looks like they are local.
The Adapters and Ends would be worse, they are solid so more weight and less volume. The cups appear shallow are are 6061 AL, so only suitable for rimfire, but even then unanodized Al will wear and can not be dipped of course.
I priced everything from sd tactical and looks like just above $230. I can't find dm on the net.
The DM 1.5" All Ti tubes run out at $240 or so and 1.625" version at $260 or so. If ordering their internals there is typically a combo price, but you can get VSRs or FPs (Stainless), and Ti spacers prefitted to those tubes. The 1.625" are a great all out sound performance option, the 1.5" version is slighly lighter. I don't have anything with all of DM's parts (just the tubes/ends) but a friend's tube came in at 10.2oz and I ordered a one that I suspect will come in under 10oz.
The DM 1.5" All Ti tubes run out at $240 or so and 1.625" version at $260 or so. If ordering their internals there is typically a combo price, but you can get VSRs or FPs (Stainless), and Ti spacers prefitted to those tubes. The 1.625" are a great all out sound performance option, the 1.5" version is slighly lighter. I don't have anything with all of DM's parts (just the tubes/ends) but a friend's tube came in at 10.2oz and I ordered a one that I suspect will come in under 10oz.
Ok looking at their site it doesn't list VSR or FP that I can see. I really like the looks of their stuff. It would be nice to get them to pre fit them since I don't have access to a lathe or milling machine.
Ok looking at their site it doesn't list VSR or FP that I can see. I really like the looks of their stuff. It would be nice to get them to pre fit them since I don't have access to a lathe or milling machine.
You have to email for those [email protected] but the FPs are $4.50 and VSRs are $19-21. You may be quoted cheaper as a package.
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