- MANUFACTURER: Bushmaster
- FAMILY: AR-15 Rifle Series
- MODEL: Bravo Zulu Upper
- TYPE: Accessory-Uppers
- CALIBER/GAUGE: 450 Bushmaster
- FINISH: Black
- FINISH TYPE: Black
- BARREL: 20"
- RATE-OF-TWIST: 1-in-24"
- SIGHTS: Optics Ready
- SIGHT TYPE: None
- THREAD PATTERN: 11/16x24
- SPECIAL FEATURE: Threaded Barrel
- WEIGHT: 4.6 lbs.
- SHIPPING WEIGHT: 5 lbs.
- ADDL INFO: Salt Bath Nitride Bolt Carrier
- ADDL INFO: Carbine Length Gas System
- ADDL INFO: 14" Free Float Mlok Handguard
- MFG MODEL NO: 00-40009-BLK
- UPC: 604206200761