Rock River Arms Tactical Carbine, Complete Upper Receiver, 450 Bushmaster, 16″ Barrel, Mid-Length Gas System, RRA Operator Muzzle Brake, RRA 13″ Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 5 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 450B0592
| Dimensions | 32.25 × 5.50 × 5.50 in |
|---|---|
| Manufacturer Name | Rock River Arms |
| Manufacturer Part Number | 450B0592 |
| Specifications | [".450 Bushmaster","16 Inch Chrome Moly, 1:24 Twist","RRA Operator Brake, 5\/8-32 Thread","Low Profile Gas Block, Mid-Length Gas System","RRA 13 Inch Extended Lightweight Free Float Rail","Bolt Carrie |
| Sell Description | Rock River Arms A4 mid-length upper comes chambered in .450 Bushmaster with a 16 chrome moly 1/24 twist barrel. Additionally this upper includes a RRA 13 M-Lok compatible lightweight free float rail a |
| Accessories | 1 Magazine |
| Barrel Length | 16 |
| Capacity | 5 Rounds |
| Finish | Anodized |
| Fit | AR-15 |
| Caliber | 450 Bushmaster |
| Model | Tactical Carbine |
| Type | Upper |
| Color | Black |
| Warning | WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www |
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