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Barrel length

snakebyte922

Sergeant
Full Member
Minuteman
Jan 10, 2011
322
1
42
Texas
Does barrel length make a difference on 0-500 yrd shots out of a .308. i understand slow buring powder velocity blah blah but what i want to know if i bought an off the shelf 700 .308 with a 20" bbl vs. a 28" bbls with off the shelf say federal premium ammo does barrel lenght make a difference?
 
Re: Barrel length

As mentioned, a shorter barrel shouldn't prevent you from shooting to 500-700 yd with no problem. Compared to the 28" barrel, you might expect to lose somewhere in the neighborhood of 150 fps muzzle velocity, maybe a tad more (~15-25 fps per inch barrel length). However, at those ranges, you'll just have to dial in a little more elevation on your scope to compensate for the slower MV. You should be quite a way away (distance-wise) from a range that would be beyond the capability of the 20" barrel, as long as you optic has sufficient travel to allow you to dial in the necessary elevation adjustment.
 
Re: Barrel length

No its not a big deal till you break around 800 yds in my experience.