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277 sig,hybrid,bi metal case,ammunition for sale ammo

277 Sig Fury, Hybrid, “Bi-Metal” case, One Cartridge, not a Box, not sectioned..


One Cartridge not a box, picture of the box is for reference only. (Click on Picture for better view!)

For more versions of this caliber see below.

Please see below for more information.


Please click on the picture for more detail.

In stock

One Cartridge not a box: 277 Sig Fury by Sig Sauer USA, using the Military Hybrid (Bi-Metal) case and loaded 150 Grain Accubond Bonded Polymer Tip. Loaded to commercial firearm pressures. Muzzle Velocity is 3,120 Feet per Second, Energy 3,243 Foot Pounder per Square inch.

For more versions of this caliber see below.

History  277 Sig Fury of the cartridge:

The .277 Gig Fury (6.8×51mm) cartridge was designed by SIG Sauer Company and announced by SIG Sauer in late 2019 for U.S. Military; however, it was not available to the general public until early 2022.The cartridge was designated as the “.227 Sig Fury” by the SAAMI as being a centerfire, rimless, bottlenecked, rifle cartridge and was designed for the United States Army’s Next Generation Squad Weapon Program (NGSW) project.

The cartridge has the same case diameter, length and diameter as the 7.62 NATO (308 Winchester) with the case throat necked down to accept .277 caliber (6.8mm) bullets, leading to an unbelievable 80,000 PSI (pounds per square inch) pressure.

Currently chambered in the Sig Sauer MCX-SPEAR a gas piston AR-10 style rifle which has a $7,999.00 M.S.R.P. making it not for the average shooter

Weight 0.10 lbs

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