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R700 300wm to 7prc advice needed..

You’re wrong - he wants a rum magazine if going to a prc. 300 prc is also cip length so don’t get that unless you want to single feed.

No idea why you’re talking about elephant murder.

Hornady is not good Ammo but you’re wrong about that too. MV is right on website. https://www.hornady.com/ammunition/rifle/7mm-prc-175-gr-eld-x-precision-hunter#!/

Terrible advice all around
You implied the 300 was a superior elk cartridge, it is not.
That was the point of the elephant story.
Hornady is full of shit on their velocity claims, it has been well documented.
Thanks for the correction on the magazine, I thought since the prc case is shorter it still fit in the standard length mag. A CIP length mag isn't that much.
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R700 300wm to 7prc advice needed..

Just got an elk tag and pulled an old 300wm out of the safe, it probably hasn’t been shot in 7 years. I noticed the muzzle threads are messed up, I sent it to be threaded years ago and there is no relief cut between the threads and shoulder so a suppressor or muzzle device doesn’t have a square shoulder to index on. Anyways I want to order a new barrel for it and am thinking about going the 7prc route. Everything I read says going from 300wm to 7prc is just a barrel change, I read they share the same bolt face. My question is will the 7prc cartridge fit in an old AI mag designed for 300 wm? I also need to decide on barrel length and profile, I’m kinda leaning towards 22” sendero, but open to any advice.
That mag should work fine. At most you’ll need to make a feed lip adjustment for the more square shape of the PRC.

Do I need a 700 in my arsenal.

I have 5 700 rifles and one built on an origin action.
Does the origin do anything better than my 700's?
No.
Can I buy rem-age barrels if I wanted to for my remingtons?
Yes.
Is a shouldered prefit more accurate then an adjustable shoulder barrel ( rem-age).
No.
Is my origin a better action than my 700's?
Yes, without a doubt.
All of my 700's are trued, side bolt release and tac knobs installed.
Cheaper to get the origin, the machining, fit and finish are better.
If you want to pinch pennies, get a Weatherby 307 action. 700 footprint, 700 tenon specs, side bolt release and m16 style extractor.

New Build #4 Ridgeline RD15 / Geissele 18" SPR Cut Rifled Barrel. (03JUN25) First Range Session up.

New Custom Build #4

(1) New Ridgeline RD15 FDE Build kit.
(2) Geissele 18" Cut Rifled SPR Barrel.
(3) Superlative Arms .750 AGB
(4) VLTOR A5 H2 Buffer System with JP Rifle Length Polshed Spring.
(5) Geissele Enhanced BCG
(6) Geissele FDE Ambi Charging Handle.
(7) Tuned Geissele SSA-E X Trigger.
(8) B5 Precision Stock.
(9) B5 Grip.
(10) Dead Air Xeno Muzzle Brake and Suppressor mounting system.
(11) Atlas BT65-LW17 GEN. 2 CAL BIPOD with Arca adapter.
(12) Vortex HD Gen 3 Razor with Bobro QD Mount.


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Surprilitive Arms .750 Set Screw AGB has plenty of clearance.

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Assembly was basic and straight forward. make sure to think ahead on what and how you'd like to assemble the RD15 Builders kit.

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Both the Barrel and Handguard are mandatory thermofit's, just remember that when you Torque the Barrel Nut down it will expand the Handguard Mounting Area of the Upper receiver requiring heat to expand the handguard for proper installation.


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Anti- Rotation Pin Instalation.
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Extra Gas Vent Ports.
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Looking Forward to sharing the initial Range Report.

More to come.

Jake

CS Tactical Legit?

Surnames mean nothing, a BigY700 test at FTDNA will give you your Haplogroup and downstream genetic mutations. Certain mutations are associated with certain Clans. I am Bell Beaker, R1b-L21 that over time moved over to Ireland , and then back to Scotland as a Gael of Dal Riata as a Sept of Clan Donald. Scotland is a blend of Gaels, Anglo Saxon, Jute, Norman. Robert the Bruce ,his mother was a Scot, father's line, 1066 Norman. My surname project has three distinctive genetic lines that use the surname, none of the three are related and represent different invasion timelines, Beaker being the oldest. A Clan Chief could make anyone a member of a clan, pledge of loyalty is all it took, genetics were not an issue, Clan Law was democratic, as opposed to Feudal Law.
Interesting. My wife’s father was Scottish and his last name was Donald. His ancestry traced back to clan Donald, before it was wiped out by the clan wars. We visited the Donald clan museum on the isle of Skye a bunch of years back. It’s quite interesting.

R700 300wm to 7prc advice needed..

Not sure I agree with the above, but I could be wrong.
The case diameter of the 7PRC is about the same as the belt diameter on the Win Mag.
The 7mm is an excellent slayer of all things, no matter which cartridge it is being fired from. WDM Bell killed over 1000 elephants with the 7mm mauser (275 rigby) loaded with the 175 grain round nose.
An elephant is tougher than an elk, though his shots were close. He would shoot them In the brain and the long 7mm bullet penetrated the thick skull.
Shot placement counts more than bullet diameter.
That being said, there is nothing wrong with the 300 wm, though I'd probably lean to the 300 PRC.
I wouldn't buy Hornady ammo for the 7, they haven't made published velocities in a couple years.
I wouldn't go shorter than 24 inches on the barrel and would likely go 26.