277 SIG Fury (6.8x51mm) Ammo

.277 SIG Fury (6.8x51mm)

GrabAGun

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From$42.19

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.277 SIG Fury was developed for use in the US Military's XM5 rifle as well as the XM250 squad automatic weapon. It is available with an all-brass case for its training and hunting ammo with operating pressures in the 50,000 PSI range while the military has bi-metal cased loads for use down-range. These hybrid cases include a steel rim and a brass case body that allow for operating pressures of 80,000 PSI