Crafted to Proven Perfection, M4 Patrolman's complete upper receiver is designed to be the heart of Bushmaster Firearms. Durable and Reliable Platform made in the U.S.A.
| Series | Complete Upper |
| Model | M4 Patrolman's |
| Caliber | 5.56x45mm NATO |
| Barrel Length Range | 20" to 20.99" |
| Firearm Fit | AR-15 |
| Gun Platform | AR-Style |
| Firearm Type | AR Platform |
| Barrel Finish | Black |
| Type | Complete |
| Handguards | M4 Double Head Shield |
| Barrel Length | 20" |
| Receiver Finish | Black |
| Handguard Finish | Black |
