Ruger 300Aac Barrel Kit 90455 736676904556

RUGER
SR-556 TAKEDOWN BARREL KIT
•Nitride finished cold hammer forged threaded barrel w/Ruger flash suppressor
•Barrel comes assembled w/takedown barrel extension & complete gas block assembly w/laser-engraved markings
•Includes (2) caliber-optimized 30-round mags w/laser-engraved markings
•Barrel Length: 16.1"
•Cal.: .300 AAC Blackout
•Twist Rate: 1:7
•TPI: 5/8x24