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Mfg Item #: 91700
This Bushmaster upper receiver is made of carbon steel with carbine length hand guards. Its barrel is parkerized black and the receiver and hand guard are finished black teflon.
| Series | Complete Upper wtih Bolt |
|---|---|
| Sights | None, Optic Ready |
| Caliber | 450 Bushmaster |
| Handguards | Carbine Length |
| Barrel Finish | Black Parkerized |
| Barrel Length | 16" |
| Barrel Material | Carbon Steel |
| Handguard Finish | Black |
| Barrel Length Range | 16.00" to 17.99" |