Receive a free $25 E-Gift Card With Purchase of Any New Firearm $250 or More. Excludes Sale Items. Online Only. Expires 12/10/16.
Prices, promotions, styles and availability may vary by store and online.
6-Position Telescoping Stock
Starting with the SIGM400 carbine, the Sig Sauer improved take on the direct impingement AR-style rifle, a B5 Systems SOPMOD 6-position telescoping stock, pistol grip, and KEYMOD carbine handguards are added in gray. Featuring 1:7 twist with Nitride treated barrel, the SIGM400 B5 carbines are machined from 7075-T6 aircraft grade aluminum and are finished in hard coat anodize finish. Comes with Sig Sauer locking flip-up rear sights and has a M1913 Picatinny flat-top upper receiver.