M4A1 URG 5.56MM 14.5" FDE | 23-004-13150
$1,566.46
Spike's Tactical Complete Upper Receiver, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, Mid-length Gas System, Front Sight Post, Black Finish STU5435-MLS
Specifications:
| Type | Complete Gas Impingement |
| Caliber | 223 Remington/5.56 NATO |
| Sights | A2 Front |
| Barrel Length | 16" |
| Barrel Material | |
| Twist | 1:7" |
| Barrel Description | Cold Hammer Forged |
| Barrel Finish | Black |
| Receiver Description | |
| Receiver Finish | Black |
| Handguards | Mid Length |
| Handguard Finish | Black |
| Barrel Length Range | 16.00" to 17.99" |
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