So who's going to convert their AR to 300 Ham'r?

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I wasn’t implying the PSA offering is the route I would go for an AR10, because it isn’t. But the reviews online are good on it and no doubt I’m sure it would provide the basic needs for an AR10.
I have a couple of them and there's nothing wrong with them and that is comparing them to much more expensive rifles.
 
I’ve had 3 orders with delta team tactical. They sent me the wrong thing on one order but they took care of it.
 
I tried to buy some stuff from them and couldn’t get my card to run. Lots of good prices , worth a shot since it’s the same price as psa with a lot more features.

Due to Gunny's mention of them in other threads, bought some AR parts from them last week. Quick shipping and items as described. Their website though went a little hinky last week with it being down. Be aware that some card issuers are getting weird about security issues like chargebacks etc. Similarly, some e commerce hosting companies are booting off their servers gun related stores.

https://www.thestar.com/business/te...rom-selling-certain-guns-on-its-platform.html
 
If the hamr had been available in the RAR when I bought mine I'd have gotten it instead of the 300aac. Now with the x39 being an option I'd go for that instead of either the hamr or 300aac.

I'm waiting for the 300 hamr RAR. If they build it I'll buy one. Twist would probably be 1/12 to maximize 110-125 gr bullets. I have zero need or even want a 300 BLK. 7.62 x 39 brass isn't free for me, the bullet selection is lousy and it uses powder and primers that I don't normally keep on hand. I can load 300 hamr with the components I have right now. Big advantage for me anyway.
 
Personally, I do not see enough difference in the 300 Hamm'r to swap out my supersonic 300BLK for 300 Hamm'r.

Interesting, this comparison of very similar cartridges has been done at least once before with 222 Remington, 222 Remington Magnum, and 223 Remington.
 
No, I've decided to go 6.5 Grendel. I've bought the bolt and barrel, just have to build it.

300 Hamm'r just looks too similar to the supersonic 300 Blackout. But hey, the more the merrier.
 
No, I've decided to go 6.5 Grendel. I've bought the bolt and barrel, just have to build it.

This is not meant to dump on any one cartridge but some things to consider...

I have built AR-15's in in 6x45, 6.8 SPC, 6.5 Grendel, 22x6.8 and 300 BLK over the past few years. Also, I've been shooting prairie dogs with a 204 Ruger Ar-15 for each of the past several shoots that I have been on.

There really is not alot of difference between the 6.8 SPC, 6.5 Grendel, and the 6x45. You can talk a few fps in velocity or round count in the magazine or some other attribute, but when push comes to shove, they really are not alot different.

I bought a 22x6.8 barrel for an AR-15 and have been playing with it for a future prairie dog shoot. It is touted as being similar in performance as a 22-250. But, in reality, a 100 fps or so difference is not enough to to worry about in which is better or not. The 22x6.8 really has no advantage over a 22 Nosler or 224 Valkyrie. There are other factors that make a cartridge successful than just velocity or down range performance. The basics has already been done before.

Bottom line is, pick the cartridge that peaks your interest and do not look back.

Fortunately for me, I like forming wildcat cases and I do not give a sh** if factory ammunition is available at Walmart or not.

 
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Due to Gunny's mention of them in other threads, bought some AR parts from them last week. Quick shipping and items as described. Their website though went a little hinky last week with it being down.

Yes, one of Gunny’s earlier mentions of them put me on their site too. I thought it over forever and finally bought a 450 bushmaster upper from them. Hope it turns out well.

I live in the hills of eastern Kentucky and a 200 yard shot at a deer where I live is a bomb. I can’t see any reason I would choose the hamr over a real hammer like the 450.
 
I'm waiting for the 300 hamr RAR. If they build it I'll buy one. Twist would probably be 1/12 to maximize 110-125 gr bullets. I have zero need or even want a 300 BLK. 7.62 x 39 brass isn't free for me, the bullet selection is lousy and it uses powder and primers that I don't normally keep on hand. I can load 300 hamr with the components I have right now. Big advantage for me anyway.

You might find this review of the Ham'r interesting
https://www.americanhunter.org/articles/2018/8/21/review-wilson-combat-300-ham-r-cartridge/
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I don't want to take anything away from this cartridge because I do like the concept of it and I am hoarder of 30 caliber rifles, but the info in that article is completely misleading. This absolutely does not outperform 30-30. Some loading's may deliver more energy at 100 yards than some factory 30-30 ammo, but the loadings they have listed are nowhere near what a 30-30 can do. The factory lever evolution ammo far surpasses anything they have listed by a gapping margin and by handloading you can safely match or exceed even that. They also suggest that because 30-30 has been used for game like moose and elk that this would also be suitable. That is absurd. All the loads they have listed except one are for 110 to 125 grain blackout bullets which are not suitable for that size of game in any way. Comparing that to a 150 or 170 grain flat nose bullet from a 30-30 is just crazy.

Likewise the numbers they quote for what a 300 blackout and 7.62x39 can do are off base. A 7.62x39 will also run at 2500 fps with a 125 grain bullet. Heck factory wolf ammo chrono's 2450 in my 16" barrel. My 16" blackout chrono's 2400 with Win 296, and 2500 with lil gun using hodgdon load data with no pressure signs.
 
Thanks. Good article. I've been on the fence for awhile looking for something that uses a .308 bullet in a smaller case. I'll wait for this one to catch on as I'm sure it will.

If you want something in this performance class in a RAR just get the 7.62x39. I think your going to be waiting a long long time to see this chambered in a factory bolt action.
 
If you want something in this performance class in a RAR just get the 7.62x39. I think your going to be waiting a long long time to see this chambered in a factory bolt action.
How is bullet selection for the 7.62x39? Also it's not known for it's amazing accuracy. And then there are the feeding issues with the 7.62x39 in the AR platform.
One of the things going for the 300 HAM'R is the ease of converting your 5.56 AR. You just need a new barrel. The 7.62x39 you will need a barrel, bolt and magazine. And then there is brass for reloading.
I see room in the market for the 300 HAM'R, not a lot of room, but there is some.
 
How is bullet selection for the 7.62x39? Also it's not known for it's amazing accuracy. And then there are the feeding issues with the 7.62x39 in the AR platform.
One of the things going for the 300 HAM'R is the ease of converting your 5.56 AR. You just need a new barrel. The 7.62x39 you will need a barrel, bolt and magazine. And then there is brass for reloading.
I see room in the market for the 300 HAM'R, not a lot of room, but there is some.

There are .311" hunting bullets available from speer, hornady, sierra, ect... but .308 bullets also shoot fine. Most die sets come with two expanders, one for 308 and one for 311.

How is this for 100 yard accuracy?

first group with high sighter
4282CE3A-4115-402D-AE86-FF977EF12F82.jpg

2nd group
6C62123B-D02B-45A7-BFA1-ACF90D3E5C66.jpg

3rd group
A1DFFD6A-11CC-4DDA-B63F-810C9F772C1F.jpg

These were the first 3 groups shot with the barrel and all are under 1" center to center. This is with wolf 124 gr hp's, I bought a case of 1000 for $220. I have never had a failure to feed, fire, or extract from mine. I use 10 rd c products mags and have a few hundred rounds through it. Yes you do need a bolt head and new magazines but the total cost will still likely be cheaper than the 300 hamr barrel unless other barrel makers start chambering it. The cost of the ammo can't be ignored either.

I agree there is a market for this and I think its a nice cartridge. The marketing is overstating its advantages a bit but it should work well.

This is the barrel I have. I think it was $99 when I ordered it. Planning to get another to set on the shelf. I have also heard very good reports from the KAK value barrels and Faxon as well. Sub moa or close to it with commie ammo. The ruger americans and CZ's are said to shoot that way as well. I've seen it in person with the ruger but I can't personally vouch for the CZ.

https://www.deltateamtactical.com/Famous-No-Fail-16-762X39-AR15-Melonite-Hbar-Barrel_p_4056.html
 
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Course in the same ballpark if you are buying a complete rifle, then you might consider POF's Revolution which crams a .308 using some proprietary voodoo parts into a proprietary AR15 frame with a large mag well at a little over 7 pounds.

https://pof-usa.com/firearms/revolution/
 
There are .311" hunting bullets available from speer, hornady, sierra, ect... but .308 bullets also shoot fine. Most die sets come with two expanders, one for 308 and one for 311.

How is this for 100 yard accuracy?

first group with high sighter
View attachment 801484

2nd group
View attachment 801485

3rd group
View attachment 801486

These were the first 3 groups shot with the barrel and all are under 1" center to center. This is with wolf 124 gr hp's, I bought a case of 1000 for $220. I have never had a failure to feed, fire, or extract from mine. I use 10 rd c products mags and have a few hundred rounds through it. Yes you do need a bolt head and new magazines but the total cost will still likely be cheaper than the 300 hamr barrel unless other barrel makers start chambering it. The cost of the ammo can't be ignored either.

I agree there is a market for this and I think its a nice cartridge. The marketing is overstating its advantages a bit but it should work well.

You summarized why I am currently building an AR15 upper in 7.62x39 as a range plinker. Already reloaded for it with the cheap steel ammo as a cheap option for other rifles. Simply trying to cover myself for the next great ammo and reloading shortage so I can go to the range. I've settled on the 10 round C Products mags myself until I have time to experiment more with it.

Just out of curiosity, did you go with a mid length or carbine length gas system? I decided to go with a carbine length gas and barrel length with an adjustable gas block but haven't assembled it yet. Have a spare regular gas block also.
 
:what: Really? Who is selling "AR-10"s (I have no doubt that you were referring to generic 7,62x51 ARs) for ~$480?

Just wondering, since I have seen none being offering for such a low price. :)
GunnyUSMC posted a quote from the DeltaTeamTactical website this week with a sale price a .308 AR10 upper @$280 or so. Several places have the lowers and other parts on sale so I suspect that you might be able to match that if you don't care about mixing and matching (leaving out the whole differences between AR10 designs).
 
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