.260 Remington
.308 necked to 6.5; the 6.5 Creedmoor's older cousin.
Good for: AR-10, Deer/hog, Target/long range
A typical factory load is a 140 gr soft point bullet at about 2,750 ft/s, with roughly 2,351 ft-lbs of energy at the muzzle.
Typical load
140 grsoft point · 24" barrelMuzzle speed
2,750 ft/sMuzzle energy
2,351 ft-lbsTypical BC (G1)
≈ 0.48typical, varies by brandTwist rate
1:8Practical range
400 ydOn the AR Caliber Guide chart
Made for
.308 necked to 6.5; the 6.5 Creedmoor's older cousin.
Typical load
140 grsoft point · 24" barrel
Typical muzzle fps
2,750ft/s
Typical muzzle energy
2,351ft-lbs
Typical BC (G1)
≈ 0.48typical, varies by brand
Twist rate for typical load
1:8
Practical range
400 yd
What to change
Barrel: Change · Bolt: Keep · Standard · Magazine: Keep · Standard .308
Open the full AR Caliber Guide chart →
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Speed, energy and BC are typical figures for the listed load; real numbers vary by brand, lot and barrel length. Always check the ammo maker's data for your exact load.