Product Description
Rock River Arms complete Tactical Carbine upper is an A4 upper chambered in .458 SOCOM with a 16" chrome moly bull barrel and 1:14 twist. Additionally the upper comes with a complete bolt carrier group, charging handle assembly, 15" RRA lightweight M-Lok compatible free float rail and a RRA Operator brake with a a 5/8-32 thread pitch.
Item Details
UPC: 842834125548
Manufacturer Part Number: 450B0592
Stripped: No
Caliber: 450 Bushmaster
Color: Black
Billet: No
Receiver Size: AR-15
Barrel Length: 16"
GFID: e8e544c3-23be-4d34-851e-b7ba99d4ac7b
Tactical Carbine Complete Upper
Rock River Arms
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
$801.99 …
Order Quantity
Low Quantity Available
Product Description
Rock River Arms complete Tactical Carbine upper is an A4 upper chambered in .458 SOCOM with a 16" chrome moly bull barrel and 1:14 twist. Additionally the upper comes with a complete bolt carrier group, charging handle assembly, 15" RRA lightweight M-Lok compatible free float rail and a RRA Operator brake with a a 5/8-32 thread pitch.
Item Details
UPC: 842834125548
Manufacturer Part Number: 450B0592
Stripped: No
Caliber: 450 Bushmaster
Color: Black
Billet: No
Receiver Size: AR-15
Barrel Length: 16"
GFID: e8e544c3-23be-4d34-851e-b7ba99d4ac7b