The .277 Fury or 6.8×51mm,[3] (designated as the...
wikipedia - 21 Apr 2022The .277 Fury or 6.8×51mm,[3] (designated as the .277 SIG FURY by the SAAMI[1]) is a centerfire rimless bottlenecked rifle cartridge announced by SIG Sauer in late 2019.[2] Its hybrid three-piece cartridge case has a steel case head and brass body connected by a locking washer to support high chamber pressure of 80,000 psi (551.6 MPa).[2]
