Specifications: – Caliber 5.56 NATO (.223 REM) -16″ Barrel with a 1:7 Twist Rate – M4 Style Handguard – Flip-UP Rear Sight – Salt Bath Nitride Bolt Carrier Group -MPI Tested Bolt – A2 Birdcage Flash Hider 1/2 x 28 Features: -The gas system is carbine length – 7075 Forged A4 Flat top – F-Marked sight base for sight alignment, providing correct carbine sight alignment Proudly Made In U.S.A.
Bushmaster M4 Flat Top AR15 Complete Upper Assembly – Black | 5.56NATO | 16″ Barrel | A2 Handguard | A2 Flash Hider
Bushmaster M4 Flat Top AR15 Complete Upper Assembly – Black | 5.56NATO | 16″ Barrel | A2 Handguard | A2 Flash Hider
$617.82
| UPC | 604206200259 |
|---|---|
| Manufacturer | Bushmaster |
| Manufacturer Part Number | 00-40008-BLK |
| Product Type | Complete |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Barrel Length | 20" |
| Barrel Finish | Black |
| Package Height | 4.0 |
| Package Width | 4.0 |
| Rate of Twist | 1-in-9 |
| Shipping Weight | 2.55 |
| Sights | A2 Front/Flip Up Rear |
| Sights Type | Adjustable Sights |
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