Sig Sauer Cross, Bolt Action Rifle, 277 Fury, 20 Stainless Steel Barrel, Threaded 5/8X24, Anodized Finish, Black, Folding Adjustable Precision Stock, Free Floating Aluminum M-LOK Handguard, 2 Stage Adjustable Match Trigger, 5 Rounds, 1 Magazine CROSS-277-20B Utilizing the cartridge technology created for the U.S. Army comes the SIG SAUER CROSS in 277 SIG FURY. Featuring a Cold Hammer Forged Steel 20" barrel, and achieving velocities of over 3000fps with 150gr ammo, the CROSS 277 SIG FURY delivers magnum performance in a lightweight package.