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AR-15 · Barrel
Dirty Bird 16" 5.56 M4 Carbine Phosphate/Chrome-Lined Barrel w/ F-Marked FSB (D264)
$230
Build with this partOpens the builder with this part fitted. Other parts change only if they have to.
Specs
| Length (in) | 16 |
| Caliber | 556 |
| Calname | 5.56 NATO |
| Gas system | carbine |
| Thread | 1/2x28 |
| Gasblock | Yes |
| Fsp | Yes |
Pros and cons
Pros
- Ships with pinned F-marked front sight base
- Includes handguard cap, delta ring and sling swivel
- Chrome-lined 1:7 bore like a military M4
Cons
- Needs a drop-in handguard or FSB-compatible rail
- Gas tube sold separately
- Heavier at 32 oz than modern profiles
Builds using this part
- Budget home-defense carbine $1,404
Other barrel options
- Criterion Barrels CORE 14.5" .223 Wylde Mid-Length Chrome-Lined Barrel (15140-CR8) $313
- Ballistic Advantage Modern Series 16" 5.56 Government Profile Mid-Length Barrel (BABL556015M) $175
- Ballistic Advantage Premium Series 16" .223 Wylde SPR Fluted Mid-Length Barrel (BABL223017PL) $238
- Faxon Firearms Duty Series 16" Pencil 5.56 NATO Mid-Length Barrel (15A58M16NPQ) $187
- Ballistic Advantage Performance Series 13.7" 5.56 Hanson Mid-Length Barrel w/ Low Pro Gas Block (BABL556036F) $163
- Aero Precision 12.5" 5.56 Government Profile CMV Barrel, Carbine Length (APRH100422C) $170
- Ballistic Advantage Modern Series 16" .300 BLK DRP Pistol-Length Barrel (BABL300011M) $171
- Faxon Firearms Duty Series 16" Gunner .300 BLK Carbine-Length Barrel (15A38C16NGQ) $173