BRAVO ZULU 350LEG 16" UPPER Manufacturer Model Number: 00-40016-BLK Manufacturer: Bushmaster Model: Bravo Zulu Upper Caliber: 350 Legend Type: Accessory-Uppers Item Type: Accessory Finish: Black Sights: Optics Ready Weight: 4.1 lbs. Shipping Weight: 4.8 Feature: Salt Bath Nitride Bolt Carrier Feature: Mid Length Gas System Feature: 14" Free Float Mlok Handguard Optic Adjustable Objective: false Optic Reticle Illuminated: false