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The American .338-378 Weatherby Magnum cartridge introduced in 1998 and the American .338 Remington Ultra Magnum (.338 RUM) cartridge introduced in 2000 are probably the closest ballistics-wise to the .338 Lapua Magnum commercially available as of 2007.
Between 1000 and 2000 yards, the normal operating envelope for extreme long range shooting, the .338 Xtreme demonstrates 50% higher velocity, is 50% flatter shooting, and maintains more than double the energy of C.I.P. conform with .338 Lapua Magnum loads with conventional 250-grain very-low-drag bullets.
The external ballistics software program by JBM Ballistics predicts that the bullets of British high pressure [d].338 Lapua Magnum cartridges using 16.2 g (250 gr) Lapua LockBase B408 bullets fired at 936 m/s (3,070 ft/s) muzzle velocity under International Standard Atmosphere conditions at 1,043 m (3,422 ft) elevation [e] assuming shooting and ...
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
1600 yards: Maximum firing range ~2000 yards: Feed system: 10-round detachable box magazine: ... Models chambered in the magnum cartridges .338 Lapua Magnum, ...
H-S Precision Pro 2000 HTR ("heavy tactical rifle") [1] is a bolt-action sniper rifle.It was designed and manufactured by the American company H-S Precision, Inc. The rifle is very accurate: 0.8 minute of angle with 7.62×51mm NATO, about 0.4 minute of angle with match-grade ammunition and about 0.15 minute of angle with custom handloads.
For example, a rifle capable of firing a ½ or 0.5 MOA (approximately 0.5 inch center to center of the two holes furthest apart) 5-round group (often referred to as "grouping") at 100 yards will theoretically fire a 12.5 inch group at 2,500 yards (0.5 × 2,500/100 = 12.5). Unless the group is centered perfectly on the target at 100 yards, the ...
.338 Lapua Mag Another consideration of the Whisper family design is that all of the cartridges are based on existing cases that utilize common case head dimensions. This allows rifles with common bolt face dimensions to be converted to a Whisper cartridge fairly easily, often requiring only the rifle's action to be re-barreled.