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Mfg Item #: 101719
-All you need to convert your 5.56mm AR to .300 AAC Blackout-16" 4150 steel barrel-1:7" twist-Nitride finish-Threaded 5/8x24-Includes gas tube & steel low-profile press-fit set screw gas block (barrel has set-screw divots for gas block alignment)
| Material | 4150 CMV STEEL |
|---|---|
| Typecolor | AR/MPW |
| Sizefinish | SCARMORE COATED |