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Rock River Arms 20 Inch - Varmint A4 Upper

$655.00
SKU: 
825

The Rock River Arms 20 Inch - Varmint A4 upper features a Rock River Arms 20 Inch stainless steel, air gauged, cryo-treated bull barrel chambered in .223 Wylde with a 1:8 twist and rifle length gas system.  Built on a Rock River Arms forged A4 flattop receiver with a Rock River Arms lightweight, free-float, 17 inch extended, MLOK compatible, handguard and a .936 low profile gas block.


Rock River Arms CAR A4 - 16 Inch - CHROME LINED - R4 Lightweight - Basic Upper

$499.00
SKU: 
856

The Rock River Arms CAR A4 - 16 Inch - CHROME LINED - R4 Lightweight - Basic Upper features a Rock River Arms 16 inch CMV, chrome lined, R4-lightweight profile barrel, chambered in 5.56 NATO with a 1:9 twist, carbine length gas system, front sight tower with bayonet lug, and a 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top receiver with carbine length plastic handguards, sling swivel, and an A2 flash hider.

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


Rock River Arms CAR A4 - 16 Inch HBAR - Basic Upper

$429.00
SKU: 
857

The Rock River Arms CAR A4 - 16 Inch HBAR - Basic Upper features a Rock River Arms 16 inch H-Bar barrel chambered in 5.56 NATO with a 1:9 twist rate, carbine length gas system, steel front sight tower with bayonet lug, sling swivel, and 1/2-28 threaded muzzle.  Built by Rock River Arms on an RRA forged A4 flat top receiver with carbine length plastic handguards, and an A2 flash hider.

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


Rock River Arms CAR A4 - 16 inch - CHROME LINED - Lightweight - Basic Upper

$469.00
SKU: 
859

The Rock River Arms CAR A4 - 16 inch - CHROME LINED - Lightweight - Basic Upper features a Rock River Arms 16 inch CMV, chrome lined, lightweight profile barrel, chambered in 5.56 NATO with a 1:9 twist, carbine length gas system, front sight tower with bayonet lug, and a 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top receiver with carbine length plastic handguards, sling swivel, and an A2 flash hider.

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


Rock River Arms MID A4 - 16 Inch HBAR - Basic Upper

$389.00
SKU: 
907

The Rock River Arms MID A4 - 16 Inch HBAR - Basic Upper features a Rock River Arms 16 Inch CMV, HBAR profile barrel chambered in 5.56 NATO with a 1:9 twist, mid-length gas system, front sight tower with bayonet lug, and a 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top receiver with mid-length plastic handguards, sling swivel, and an A2 flash hider.

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

FACTORY BUILT BY ROCK RIVER ARMS INC.


ARES SHRIKE AAR with Belt Fed Conversion

$4,900.00
SKU: 
1332

This upper comes equipped with the belt feed module (top cover, feed tray and full-auto bolt carrier group) as well as the original AAR top cover and full-auto carrier. Front and rear adjustable sights are included.


Rock River Arms Coyote - 16 Inch - Carbine Upper

$450.00
SKU: 
1474

The Rock River Arms Coyote Carbine Upper features a 16 Inch Rock River Arms 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 an RRA flat top receiver with a Hogue overmolded free float tube, light varmint gas block, and a Smith Vortex flash hider.

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

FACTORY BUILT BY ROCK RIVER ARMS INC.


Rock River Arms CAR A4 - 16 Inch HBAR - SINGLE RAIL GAS BLOCK Upper

$379.00
SKU: 
1513

The Rock River Arms CAR A4 - 16 Inch HBAR - SINGLE RAIL GAS BLOCK 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 standard CAR length plastic handguards, Rock River Arms clamp style single rail 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 MID A4 - 16 Inch - CHROME LINED - Lightweight - Basic Upper

$439.00
SKU: 
2225

The Rock River Arms MID A4 - 16 Inch - CHROME LINED - Lightweight - Basic Upper features a Rock River Arms 16 Inch CMV, chrome-lined, lightweight profile barrel chambered in 5.56 NATO with a 1:9 twist, mid-length gas system, front sight tower with bayonet lug, and a 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flattop receiver with midlength plastic handguards, sling swivel, and an A2 flash hider.

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


Rock River Arms 24 inch - Varmint A4 - 1/12 Twist - Complete Upper

$639.00
SKU: 
2224

The Rock River Arms 24 inch - Varmint A4 Upper features a Rock River Arms 24 inch stainless steel, air-gauged, cryogenically treated, bull barrel (barrel diameter of 1.050 under handguard, .920 diameter gas block journal) chambered in .223 Wylde, with a 1:12 twist, rifle-length gas system and a target crowned muzzle.  Built on a Rock River Arms flat top receiver with an RRA TRO-STD handguard (14.5 inches long) and a low profile gas block.

Included: 1 bottom rail, 2 2" short rails


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