Spike'S Tactical Complete Upper Receiver, 223 Rem/556Nato, 16&Quot;"" Chrome Lined Barrel, 1:7 Twist, Fits Ar Rifles, Flat Top Receiver, A2 Front Sights, Black Finish Stu5025 M4S
SPIKE'S 556NATO M4 LE UPPER 16" BLK
Spikes complete upper assemblies will arrive to you inspected tested and ready to drop-in and go to work. Spikes maintains the same high standard of tolerances and attention to detail as the uppers they use for complete rifle builds. Every built upper and complete gun is test fired before leaving Spikes facility for function check before it reaches you.
| : | Forged Upper Receiver |
| 1: | 16 M4 Profile Barrel |
| 2: | Phosphate M16 Complete Bcg |
| 3: | A2 Front Sight Base Pinned |
| Type: | Upper |
| Color: | Black |
| Sights: | A2 Front |
| Caliber: | 556 N A T O |
| Description: | Flat Top |
| Manufacturer: | Spike's Tactical |
| Sub Category: | Complete Upper Receivers |
| Barrel Length: | 16 |
| Type Of Barrel: | 1:7 |
| Manufacturer Id: | S P I K E |
| Manufacturer Part: | S T U5025 M4 S |
