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Rock River Arms Delta CAR Upper

$529.00
SKU: 
3070

The Rock River Arms Delta CAR upper features a Rock River Arms 16 inch CMV, HBAR barrel chambered in 5.56 NATO with a 1:9 twist, carbine length gas system and 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top upper receiver with a Rock River Arms Delta CAR drop-in quad rail, low profile gas block, and an A2 flash hider.

Comes complete with Rock River Arms AR-15 bolt carrier group and forged charging handle.

FACTORY BUILT BY ROCK RIVER ARMS INC.


Rock River Arms MID A4 - 16 Inch HBAR - Front Flip Sight Gas Block Upper

$489.00
SKU: 
3075

The Rock River Arms MID A4 - 16 Inch HBAR - Front Flip Sight Gas Block Upper features a Rock River Arms 16 inch CMV, HBAR barrel chambered in 5.56 NATO with a 1:9 twist, mid-length gas system and 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top upper receiver with standard mid-length plastic handguards, Rock River Arms front flip sight gas block, and an A2 flash hider.

Comes complete with Rock River Arms AR-15 bolt carrier group and forged charging handle.


Rock River Arms R3 Competition Upper

$639.00
SKU: 
3142

The Rock River Arms R3 Competition Upper features a Rock River Arms 18 inch stainless steel, fluted, cryogenically treated barrel chambered in .223 Wylde, with a 1:8 twist, mid-length gas system, and a 1/2-28 threaded muzzle.  Built on an RRA forged A4 flat top receiver with a low profile gas block, RRA TRO-XL free float handguard, and an RRA tuned and ported muzzle brake.


Rock River Arms 6.8 SPC II - CAR A4 Upper

$489.00
SKU: 
3207

The Rock River Arms 6.8 SPC II - CAR A4 Upper features a 16 Inch CMV, HBAR barrel chambered in 6.8 Remington SPC II with a 1:10 twist, carbine length gas system, front sight base with sling swivel and bayonet lug, and a 5/8-24 threaded muzzle.  Built on a RRA forged flattop upper receiver with carbine length plastic handguards and an A2 flash hider.

Rock River Arms 6.8 SPC II uppers work with any standard AR-15 lower receiver, they only require a 6.8 SPC magazine for proper functioning.


Rock River Arms -.458 SOCOM - BEAST Upper

$789.00
SKU: 
3491

UNTIL FURTHER NOTICE CORBON 300GR HUNTER JSP AMMO SHOULD NOT BE USED IN ANY ROCK RIVER ARMS .458 SOCOM UPPER OR RIFLE.  ROCK RIVER ARMS AND CORBON ARE WORKING TOGETHER TO RESOLVE THE ISSUE, HOWEVER UNTIL THAT RESOLUTION IS ACHIEVED THE AMMO SHOULD NOT BE USED.


Rock River Arms LAR-40 - MID A4 - .40 S&W

$579.00
SKU: 
3515

The Rock River Arms LAR-40 - MID A4 - .40 S&W upper features a Rock River Arms 16 Inch, chrome moly vanadium, HBAR barrrel chambered in .40 S&W with a 1:16 twist, mid-length gas system, and a 5/8-32 threaded muzzle.  Built on a Rock River Arms .40 S&W flattop upper receiver with a mid-length plastic handguard, clamp style single rail gas block with sling swivel, and an A2 style flash hider.  Compatible with RRA LAR-40 lower receivers and converted LAR-9 and LAR-15 lower receivers.



Delton 16 Inch - MIDLENGTH - Basic Upper

$389.00
SKU: 
3693

The Delton 16 Inch - MIDLENGTH - Basic Upper features a 16 Inch CMV, manganese phosphated, M4 ramped, heavy profile barrel, chambered in 5.56 NATO with a 1:9 twist rate, midlength gas system, "F" marked A2 front sight base with sling swivel and bayonet lug and a 1/2-28 threaded muzzle.  Built on a 7075-T6 forged aluminum, annodized, M4 ramped, flattop upper receiver that is coated internally with dry film lube over the annodized surface.  The upper features a milspec bolt carrier that is  machined from 8620 steel, heat treated and plated, chrome-lined on the interior and has a gas key that


Rock River Arms - LAR-300 - CAR A4 Basic Upper - .300 Blackout

$559.00
SKU: 
3710

The Rock River Arms - LAR-300 - CAR A4 Basic Upper features a 16 Inch CMV, HBAR barrel chambered in .300 Blackout with a 1:8 twist, carbine length gas system, A2 front sight base with sling swivel and bayonet lug and a 5/8-24 threaded muzzle.  Built on a Rock River Arms forged A4 flattop receiver with carbine length plastic handguards and an A2 flash hider.

Complete with RRA AR-15 bolt carrier group and forged charging handle.

FACTORY BUILT BY ROCK RIVER ARMS INC.



Rock River Arms - LAR 300 - CAR A4 Upper - SINGLE RAIL GAS BLOCK - .300 Blackout

$559.00
SKU: 
3711

The Rock River Arms - LAR 300 - CAR A4 Upper - SINGLE RAIL GAS BLOCK features a 16 Inch CMV, HBAR barrel chambered in .300 Blackout with a 1:8 twist, carbine length gas system, and a 5/8-24 threaded muzzle.  Built on a Rock River Arms forged A4 flattop receiver with carbine length plastic handguards, clamp style single rail gas block with sling swivel and an A2 flash hider.

Complete with RRA AR-15 bolt carrier group and forged charging handle.

FACTORY BUILT BY ROCK RIVER ARMS INC.



Rock River Arms Lightweight Mountain Rifle Upper

$589.00
SKU: 
3718

The Rock River Arms Lightweight Mountain Rifle Upper features a Rock River Arms 16 inch CMV, lightweight profile barrel, chambered in 5.56 NATO with a 1:9 twist, midlength gas system and 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top upper receiver with a Rock River Arms lightweight aluminum mountain rifle handguard, Rock River proprietary, lightweight, low profile gas block, and an A2 flash hider.

Comes complete with Rock River Arms AR-15 bolt carrier group and forged charging handle.


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