Description
Buy Colt AR-15 Upper Receiver Assembly 5.56x45mm 16″ Barrel Online
In 1963 the AR-15 and M16 5.56mm automatic rifles “made Colt the small-arms sensation of modern warfare”. Their unmatched accuracy, performance and durability are available in their direct descendent, the Colt semiautomatic-only, sporting rifles. They’re ideal for hunting, plinking and competition shooting. This direct gas impingement upper assembly comes complete with Magpul adjustable flip-up rear sight, charging handle, bolt and bolt carrier assembly. Featuring a Picatinny-style Flattop, this upper is more than ready to offer the shooter maximum versatility when it comes to mounting accessories or optic devices.
Specifications
| Cartridge | 5.56x45mm NATO |
| Material | Aluminum |
| Style | M4 Polymer |
| Barrel Material | Chrome Moly Vanadium Steel |
| Barrel Finish | Black Parkerized |
| Twist | 1:7 Inches |
| Threads | 1/2″-28 |
| Barrel Contour | M4 |
| Sights | Yes |
| Chrome Lined | Yes |
| Gas Block Diameter | 0.75 Inches |
| Gas System Length | Carbine |
| M4 Feed Ramps | Yes |
| Upper Receiver Type | A3 Flat-Top |
| Handguard | M4 Style Polymer |
| Bolt Carrier Assembly Included | Yes |
| Muzzle Device | A2 Flash Hider |
| Mil-Spec or Commercial | Mil-Spec |
| Compatible With |
AR-15
|
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