700 SPS Varmint

biggerair

CGN Regular
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I was eyeballing one of these and was wondering what would be the better long range caliber ? 22-250, or .243 ?
I was told that the 22-250 is hard on barrel life. If this is right, what can I expect for barrel life ?
 
biggerair: Can you elaborate a tad more on your 'long range', your game , your targets (4 foot frame, fig 11's, ISU bullseyes, etc)? This way we can figure out which kind of 'efficient' bullet will get the job done for a decent budget.

Let me explain it this way....

I built a custom .22-250 (like this cartridge) M70 Winchester with a Rob McLennan barrel in 8" twist. It launched Sierra 80 gr. MK's to to 1000yards with great efficiency and I loaded the bullets to exit the muzzle at 3000 fps give or take. My buddies did the same, but their Sierra 80 grainers were coming out at 3175 plus fps. :eek: Then they experienced jacket peeling since that velocity was beyond the design expectations for that MK bullet.

This .22-250 shot 50 gr. VMax bullets well. On groundhogs, the results were devastating....

Then on the other hand, the .308 delivers the heavier slugs like a mortar round trajectory compared to that flat shooting .22-250 80 gr. bullet. Hey, I'm only punching paper with the .22-250 at 800, 900 and 1000 yards. No need to deliver ordnance at my one way ranges.

Let us know how we can help.

Barney
 
biggerair: Can you elaborate a tad more on your 'long range', your game , your targets (4 foot frame, fig 11's, ISU bullseyes, etc)? This way we can figure out which kind of 'efficient' bullet will get the job done for a decent budget.

Let me explain it this way....

I built a custom .22-250 (like this cartridge) M70 Winchester with a Rob McLennan barrel in 8" twist. It launched Sierra 80 gr. MK's to to 1000yards with great efficiency and I loaded the bullets to exit the muzzle at 3000 fps give or take. My buddies did the same, but their Sierra 80 grainers were coming out at 3175 plus fps. :eek: Then they experienced jacket peeling since that velocity was beyond the design expectations for that MK bullet.

This .22-250 shot 50 gr. VMax bullets well. On groundhogs, the results were devastating....

Then on the other hand, the .308 delivers the heavier slugs like a mortar round trajectory compared to that flat shooting .22-250 80 gr. bullet. Hey, I'm only punching paper with the .22-250 at 800, 900 and 1000 yards. No need to deliver ordnance at my one way ranges.

Let us know how we can help.

Barney

My goal is to build a 1000 yard paper puncher. Thats why I was thinking about the 22-250. Ive heard some stories about its ability and it sounds like the place to start. What are the best targets for 1000 yards for someone new to long range ?
 
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