Upper Receiver Parts & Kits for Sale | AR-15 Upper Receiver Assembly — Mid State Firearms - Page 7

Showing 289–336 of 360 results

-40% Out of stock

16” Non-threaded Ar-15 upper – 300 Blackout with MLOK Handguard
Barrel Size: 16"
Caliber: 300 BLK

Original price was: $499.00.Current price is: $299.00.
-40% Out of stock

16” Non-threaded Ar-15 upper – 5.56 NATO 1/8 with MLOK Handguard

1 review
Original price was: $499.00.Current price is: $299.00.
Out of stock

20″ Diamond Fluted Rainbow PVD Oilslick Chameleon Ar15 223 Wylde Barrel

$349.00
-46% Out of stock

24” 223 Wylde 1:8 HBAR spiral fluted threaded Ar15 Rifle Upper

Original price was: $699.00.Current price is: $379.00.
-50% Out of stock

24” 223 Wylde Bull Barrel Ar15 Upper, black spiral fluted/crowned with 15” MLok
Caliber: 5.56/.223
Model Style: Ar-15

Original price was: $699.00.Current price is: $349.00.
Out of stock

24” 308 stainless fluted barrel

$299.00
-40% Out of stock

Ar15 / M16 Bolt Carrier Group (MPI) – Auto – FLAT DARK EARTH-IB FDE 5.56

Original price was: $249.00.Current price is: $149.00.
-32% Out of stock

Combo Deal: Microbest M16 Full Chrome Bolt Carrier Group – MPI , HPT , OCKS, Sprinco + BCMGUNFIGHTER Charging Handle

1 review
Original price was: $249.00.Current price is: $169.00.
-25% Out of stock

Combo deal! Criterion 14.5” Core Chrome lined Ar15 barrel and Microbest Full Chrome M16 BCG

Original price was: $529.00.Current price is: $399.00.
-25% Out of stock

Combo deal! Criterion 16” Core Chrome lined Ar15 barrel and Microbest Full Chrome M16 BCG

Original price was: $529.00.Current price is: $399.00.
-28% Out of stock

Microbest m16 Full Chrome HPT / MPI Bolt Carrier Group BCG, Sprinco, OCKS,
Caliber: 5.56/.223, 300 BLK

Original price was: $179.00.Current price is: $129.00.
-28% Out of stock

Microbest m16 Full Chrome HPT / MPI Bolt Carrier Group BCG, Sprinco, OCKS, oring
Caliber: 5.56/.223, 300 BLK

Original price was: $179.00.Current price is: $129.00.
-28% Out of stock

Microbest m16 Full Chrome HPT / MPI Bolt Carrier Group BCG, Sprinco, oring
Caliber: 5.56/.223, 300 BLK

4 reviews
Original price was: $179.00.Current price is: $129.00.
-39% Out of stock

Microbest m16 Phosphate / CL HPT / MPI Bolt Carrier Group BCG, Sprinco, OCKS, oring
Caliber: 5.56/.223, 300 BLK

4 reviews
Original price was: $179.00.Current price is: $109.00.
-39% Out of stock

Microbest m16 Phosphate / CL HPT / MPI Bolt Carrier Group BCG, Sprinco, oring
Caliber: 5.56/.223, 300 BLK

6 reviews
Original price was: $179.00.Current price is: $109.00.
Out of stock

Oilslick chameleon rainbow pvd standard charging handle with black latch

$89.00
-30% Out of stock

Radian Raptor Ambidextrous Ar15 / M16 Charging handle – Blem

Original price was: $99.00.Current price is: $69.00.
-8% Out of stock

Radian RAPTOR SD-SL AMBIDEXTROUS Ar-15 CHARGING HANDLE

Original price was: $124.95.Current price is: $115.00.
-45% Out of stock

‘Superman’ Blue BCG & Red ext Charging Handle

Original price was: $329.42.Current price is: $179.82.
-14% Out of stock

.223/5.56 3n1 Hybrid Flash / Muzzle Brake / Solvent Trap Adapter 1/2×28
Thread Pitch: 1/2x28

Original price was: $92.59.Current price is: $79.37.
-27% Out of stock

1/2-36 A2 Flash Hider – 1/2-36 for some 9mm, 6.8, etc Threads
Thread Pitch: 1/2x36

Original price was: $29.11.Current price is: $21.16.
-46% Out of stock

10.5″ .300 AAC Blackout 1:8 Ar15 Barrel
Caliber: 300 BLK
Barrel Size: 10.5"

Original price was: $236.82.Current price is: $129.00.
-51% Out of stock

10.5″ 4150 m4 1:7 5.56 nato / .223 Ar15 Barrel
Barrel Size: 10.5"
Caliber: 5.56/.223

Original price was: $263.28.Current price is: $129.00.
-40% Out of stock

11.5″ 4150 m4 1:7 5.56 / .223 Ar15 Barrel
Barrel Size: 11.5"
Caliber: 5.56/.223

Original price was: $263.28.Current price is: $157.44.
-36% Out of stock

14.5″ 5.56/.223 Wylde 1:8 Ar15 Barrel with .749″ Welded Brake
Barrel Size: 14.5"
Caliber: 5.56/.223

1 review
Original price was: $289.74.Current price is: $185.21.
Out of stock

14.7 CHF Oilslick Ar15 Barrel 5.56 Nato 1:7
Barrel Size: 14.5"
Caliber: 5.56/.223

$329.42
-29% Out of stock

15″ Gen1 Free Float Quad Rail
Rail Length: 15"

1 review
Original price was: $138.90.Current price is: $99.00.
-38% Out of stock

16″ .223 Wylde 1:9 Stainless Diamond Fluted Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $382.34.Current price is: $236.82.
-50% Out of stock

16″ 223 Wylde 1:8 416r Stainless m4 Threaded AR15 Barrel
Caliber: 5.56/.223
Barrel Size: 16"

Original price was: $316.20.Current price is: $157.44.
-42% Out of stock

16″ 5.56 NATO 1:8 4150 m4 Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $223.58.Current price is: $129.00.
-41% Out of stock

16″ 6.5 Grendel 4150 m4 Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $304.22.Current price is: $179.20.
-47% Out of stock

16″ 7.62 x 39 Melonite Ar15 Barrel

1 review
Original price was: $197.12.Current price is: $104.52.
-46% Out of stock

16″ 9mm 1:10 4150 Ar15 Lightweight Contour Barrel
Barrel Size: 16"
Caliber: 9mm

Original price was: $236.82.Current price is: $129.00.
-50% Out of stock

16″ Cold Hammer Forged CHF 5.56 Nato 1:7 MidLength Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 16"

1 review
Original price was: $395.58.Current price is: $196.24.
-20% Out of stock

16″ Gold 223 Wylde 1:8 Ar15 TiN / Titanium Nitride HBAR barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $249.00.Current price is: $199.00.
-33% Out of stock

16″ Mid Length PVD Oilslick 556 Nato 1:8 416r SS Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $395.58.Current price is: $263.28.
-50% Out of stock

16″ Pencil PVD Oilslick 5.56 / 223 Wylde 1:8 Mid 416r SS Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Original price was: $395.58.Current price is: $199.74.
-35% Out of stock

16″ Stainless 300 AAC Blackout 1:8 Socom Ar15 Threaded Barrel
Barrel Size: 16"
Caliber: 300 BLK

Original price was: $263.28.Current price is: $170.66.
-50% Out of stock

16″ Stainless 7.62 x 39 1:10 Ar15 Hbar Carbine Threaded Barrel
Barrel Size: 16"
Caliber: 7.62x39

Original price was: $263.28.Current price is: $130.98.
-41% Out of stock

18″ Socom 5.56 / .223 Wylde Midlength Midweight Ar15 Barrel
Barrel Size: 18"
Caliber: 5.56/.223

Original price was: $304.22.Current price is: $179.20.
-30% Out of stock

20″ AR-10 .243 Win Barrel (1:8 with Rifle Gas)
Barrel Size: 20"

Original price was: $249.99.Current price is: $174.99.
-48% Out of stock

20″ Stainless Spiral Fluted .223 Wylde 1:8 Ar15 Barrel
Barrel Size: 20"
Caliber: 5.56/.223

1 review
Original price was: $383.65.Current price is: $199.00.
-16% Out of stock

224 Valkyrie – 18″ Stainless 416r 1:7 Ar15 Barrel
Caliber: .224 Valkyrie
Barrel Size: 18"

Original price was: $329.42.Current price is: $276.50.
-25% Out of stock

224 Valkyrie 22″ 1:7 416r .224 SS Spiral Flute Ar15 Barrel
Barrel Size: 22"
Caliber: .224 Valkyrie

Original price was: $369.12.Current price is: $276.50.
-26% Out of stock

24″ 223 Wylde 1:9 4150 Heavy Fluted Ar15 Bull Barrel
Barrel Size: 24"
Caliber: 5.56/.223

Original price was: $355.88.Current price is: $263.28.
-29% Out of stock

24″ 5.56 / .223 Wylde SS Spiral Fluted 1:8 .936 Ar15 Heavy Barrel – Oilslick / Chameleon / Rainbow pvd
Barrel Size: 24"
Caliber: 5.56/.223

4 reviews
Original price was: $422.04.Current price is: $299.28.
Out of stock

24″ 5.56 / .223 Wylde SS Spiral Fluted 1:8 .936 bull Heavy Barrel
Barrel Size: 24"
Caliber: 5.56/.223

1 review
-38% Out of stock

24″ 5.56 / .223 Wylde Stainless Fluted 1:8 .875 Heavy Barrel
Caliber: 5.56/.223
Barrel Size: 24"

Original price was: $422.04.Current price is: $263.28.

Showing 289–336 of 360 results