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  #1  
Old 03-16-2018, 03:01 PM
skidderman skidderman is offline
 
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Anyone have one? Thoughts. Looking for something different than the norm likely in 7mm. To me the 7mm is OK but been there done that. Trying to figure out what might motivate me to do a build or do something different.
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Old 03-16-2018, 03:23 PM
fps plus fps plus is offline
 
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I have not done the 7mm but the 270 on the 300 mag case . Fast . How about 7mm Dakota?
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Old 03-16-2018, 04:18 PM
skidderman skidderman is offline
 
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Originally Posted by fps plus View Post
I have not done the 7mm but the 270 on the 300 mag case . Fast . How about 7mm Dakota?
I would want one where I don't have to pray to God to find brass. Would brass not be difficult to find for the dakota? Going to look it up.
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Old 03-16-2018, 05:09 PM
Jayhad Jayhad is offline
 
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Why not an STW? pretty sure it out preforms the practical and you can purchase 7mmSTW brass and ammo on the shelf.
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Old 03-16-2018, 06:05 PM
Pathfinder76 Pathfinder76 is offline
 
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Originally Posted by skidderman View Post
I would want one where I don't have to pray to God to find brass. Would brass not be difficult to find for the dakota? Going to look it up.
It’s like finding a unicorn.
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  #6  
Old 03-16-2018, 09:02 PM
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Mateo Mateo is offline
 
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what about the 7mm SS? short action little screamer. brass can be bought from the designer of the cartridge. he's even talking of getting headstamped stuff. he also sells stuff ready for fire forming if you don't feel like bumping shoulders and neck turning. get something very different.
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Old 03-17-2018, 11:15 AM
eric2381 eric2381 is offline
 
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The next custom high horse 7mm I get will be a 7mm Practical. 7mm/300 win mag
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Old 03-17-2018, 11:20 AM
Ruby76 Ruby76 is offline
 
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Quote:
Originally Posted by Mateo View Post
what about the 7mm SS? short action little screamer. brass can be bought from the designer of the cartridge. he's even talking of getting headstamped stuff. he also sells stuff ready for fire forming if you don't feel like bumping shoulders and neck turning. get something very different.
X2. Amazing effiency out his cartridges. The 7mm SS is getting 3100fps with a 180, 26” tube and a true short action. My 338 SS build is well underway.
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Old 04-11-2018, 09:57 AM
Unleashed Unleashed is offline
 
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https://www.ballisticstudies.com/Kno...Practical.html

I have just finished load development for a 7mm Practical with the latest version of the Manson reamer, also using dies from Manson Reamers. The first thing I will point out is that the 7 Practical is not just a 300-7mm. The reamer was designed to produce a 30 degree shoulder and a longer neck, allowing the cases to grow through firing. Although not mentioned in the article above, a longer neck will protect the throat area from additional erosion by redirecting the gasses longer before they make contact with the throat.

The cartridge design is extremely thoughtful and this leads to a very accurate and effective cartridge that does everything better than all the other big 7's. Just like many precision shooters gravitate to the more accurate cartridges such as the 6.5X47 over the larger, faster cartridges like the 6.5CM, the 7 Practical provides long range hunters with a cartridge that is more efficient and more accurate than its rivals.

My platform is a long action Savage with a 28" Krieger Heavy Varmint barrel. I am pushing 180 ELD-Ms at 3190 and these rounds are producing 1" groups at 300yds. During initial load development I fired 6 rounds at .5 grain intervals into 1.5" group for my initial ladder test. The brass I used for this ladder was not even fired form yet. This further illustrates the inherit accuracy of this cartridge.

Although the 180 grain bullets don't carry the same weight of the big 30's out there, the ballistics between the two are no comparison....at least until you get to the 300 Norma and up. The 7mm is just an amazing projectile that seems overlooked all too often.

I will continue to work with this cartridge and if I have any additional information I will share it. Feel free to hit me up with any questions.
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  #10  
Old 04-12-2018, 04:17 PM
lclund1946 lclund1946 is offline
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Quote:
Originally Posted by skidderman View Post
Anyone have one? Thoughts. Looking for something different than the norm likely in 7mm. To me the 7mm is OK but been there done that. Trying to figure out what might motivate me to do a build or do something different.
A 7mm PRC would be an interesting project. With the 180 erger Hybrid seated as shown it would hold virtually the same amount of powder as a 7mm SAUM with the bullet seated to 2.95" OAL. It would work great in an action designed for a 3.6" belted Magnum cartridge but the belt would be eliminated. The RL 26 data is estimated but actual data from a 7mm SAUM with a 26" barrel mounted on a Defiance Ultra lite Action.

[IMG][/IMG]

These 6.5 PRC Hornady Match Grade bushing dies are available at X-Reload and would work with the proper bushing.
https://x-reload.com/hornady-6-5-prc...2-die-set.html

6.5 PRC brass is also available at X-Reload.
https://x-reload.com/hornady-brass-6...med-50-bx.html
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