Quickly and easily convert your Ruger SR556 Takedown rifle to .300 AAC Blackout with this barrel kit. It features a 16.1" cold hammer forged barrel with the takedown barrel extension and a complete gas block assembly with laser engraved markings. The barrel is threaded 5/8x24 and has a Ruger flash suppressor. Two caliber optimized 30 round magazines are included.

Specifications and Features:
.300 AAC Blackout
16.1" cold hammer forged barrel
1:7" twist
Takedown barrel extension
Complete gas block assembly
Nitride finished
Threaded 5/8x24
Ruger flash suppressor
Laser engraved markings
Includes two magazines
Black

Fits:
Ruger SR556 Takedown