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Mfg Item #: 0040008BLK
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 | Upper |
|---|---|
| Caliber | 5.56x45mm NATO |
| Barrel Finish | Black |
| Barrel Length | 20" |
| Handguard Finish | Black |
| Barrel Length Range | 20" to 20.99" |
