Loading...

Rock River Arms Parts

Can't find what you're looking for? Log in to be notified when matching products become available.

Tactical Carbine, Complete Upper Receiver, 458 Socom, 16" Barrel, RRA Operator Muzzle Brake, RRA 15" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly SOC0564

Out of stock

$789.00

Rock River Tactical Carbine, Complete Upper Receiver, 458 Socom, 16" Barrel, RRA Operator Muzzle Brake, RRA 15" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly SOC0564

Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

Out of stock

$738.00

Rock River Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

Out of stock

$738.00

Rock River Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

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 Chargin

Out of stock

$750.00

Rock River 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 Chargin

RRAGE 3G, Complete Upper Receiver, 223 Remington/556NATO, 16" Barrel, A2 Flash Hider, RRA 15" Free Float M-LOK Handdguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly BB0470

Out of stock

$538.00

Rock River RRAGE 3G, Complete Upper Receiver, 223 Remington/556NATO, 16" Barrel, A2 Flash Hider, RRA 15" Free Float M-LOK Handdguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly BB0470

Coyote Carbine, Complete Upper Receiver, 300 Blackout, 16" Barrel, Smith Vortex Flash Hider, RRA 12.5" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly BLK0592

Out of stock

$819.00

Rock River Coyote Carbine, Complete Upper Receiver, 300 Blackout, 16" Barrel, Smith Vortex Flash Hider, RRA 12.5" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly BLK0592

Complete Upper Assembly, 223 Rem/556NATO, 16" Barrel, Black Finish, RRAGE MLOK Handguard, A2 Flash Hider BB0400

Out of stock

$344.00

Rock River Complete Upper Assembly, 223 Rem/556NATO, 16" Barrel, Black Finish, RRAGE MLOK Handguard, A2 Flash Hider BB0400

Out of stock

$220.00

Rock River RRA FLIP-UP FRONT AND REAR SIGHT SET