Upper Receiver Parts & Kits for Sale | AR-15 Upper Receiver Assembly — Mid State Firearms - Page 6

Showing 241–288 of 382 results

-13%

MSF 16” .458 Socom Upper Receiver Assembly
Barrel Size: 16"
Caliber: .458 Socom

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $399.00.Current price is: $349.00. View Product
-14%

MSF 16” (Pistol Gas) 300 Blackout Upper Assembly
Style: Rifle
Barrel Size: 16"

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $349.00.Current price is: $299.00. View Product
-14%

MSF 16” 5.56/.223 Upper Assembly
Barrel Size: 16"
Caliber: 5.56/.223

Rated 4.38 out of 5 based on 8 customer ratings
(8)
Original price was: $349.00.Current price is: $299.00. View Product
-14%

MSF 16” 9mm Upper Assembly
Barrel Size: 16"
Style: Rifle
Original price was: $349.00.Current price is: $299.00. View Product
-13%

MSF 16″ 7.62x39mm Upper Receiver Assembly
Caliber: 7.62x39
Barrel Size: 16"

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $374.00.Current price is: $324.00. View Product
-11%

MSF 18” .450 Bushmaster Upper Receiver Assembly
Barrel Size: 18"
Caliber: .450 Bushmaster

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $439.00.Current price is: $389.00. View Product
-8%

MSF 18” 5.56/.223 Upper Receiver Assembly
Caliber: 5.56/.223
Barrel Size: 18"
Original price was: $379.00.Current price is: $349.00. View Product
-12%

MSF 18” 6.5 Grendel Upper Receiver Assembly
Style: Rifle
Caliber: 6.5 Grendel
Original price was: $429.00.Current price is: $379.00. View Product
-33%

MSF 20” 5.56/.223 Wylde Ar15 Upper Assembly with 15″ gen3 MLok – blem
Caliber: 5.56/.223
Barrel Size: 20"

Rated 5.00 out of 5 based on 12 customer ratings
(12)
Original price was: $449.00.Current price is: $299.00. View Product
-14%

MSF 3” 9mm Pistol Upper Assembly
Caliber: 9mm
Barrel Size: 3"
Original price was: $349.00.Current price is: $299.00. View Product
-49%

Blem 5” 9mm Ar15 Ar9 Pistol Upper Assembly
Barrel Size: 5"
Thread Pitch: 5/8x24
Original price was: $349.00.Current price is: $179.00. View Product
-14%

MSF 5” 9mm Pistol Upper Assembly
Barrel Size: 5"
Caliber: 9mm
Original price was: $349.00.Current price is: $299.00. View Product
-13%

MSF 7.5″ Pistol 7.62x39mm Upper Assembly
Style: Pistol
Caliber: 7.62x39
Original price was: $374.00.Current price is: $324.00. View Product
-14%

MSF 7.5” Pistol 300 Blackout Upper Assembly
Barrel Size: 7.5"
Style: Pistol
Original price was: $349.00.Current price is: $299.00. View Product
-14%

MSF 7.5” Pistol 5.56/.223 Upper Assembly
Barrel Size: 7.5"
Caliber: 5.56/.223
Original price was: $349.00.Current price is: $299.00. View Product
-14%

MSF 7” 9mm Pistol Upper Assembly
Caliber: 9mm
Barrel Size: 7"
Original price was: $349.00.Current price is: $299.00. View Product
-46%

Deal Drop! 8.5” Pistol 5.56 NATO Blem Ar15 Upper
Style: Pistol
Barrel Size: 8.5"
Original price was: $349.00.Current price is: $189.00. View Product
-43%

Flash Sale! 8.5” Pistol 300 Blackout Blem Ar15 Upper
Style: Pistol
Caliber: 300 BLK

Rated 4.90 out of 5 based on 10 customer ratings
(10)
Original price was: $349.00.Current price is: $199.00. View Product
-14%

MSF 8.5” Pistol 300 Blackout Upper Assembly
Barrel Size: 8.5"
Style: Pistol

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $349.00.Current price is: $299.00. View Product
-14%

MSF 8.5” Pistol 5.56/.223 Upper Assembly
Style: Pistol
Caliber: 5.56/.223
Original price was: $349.00.Current price is: $299.00. View Product
-65%

MSF Ar15 Ejection Port Dust Cover Assembly / Kit – Complete
Original price was: $17.18.Current price is: $5.99. View Product
-62%

MSF Ar15 Forward Assist Assembly – Complete

Rated 1.00 out of 5 based on 1 customer rating
(1)
Original price was: $26.46.Current price is: $9.99. View Product
-60%

MSF Oversized Extended Latch charging handle- Black
Original price was: $72.76.Current price is: $29.13. View Product
-48%

Nickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group
Caliber: 5.56/.223, 300 BLK, .350 Legend

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $304.22.Current price is: $159.00. View Product
-62%

OilSlick Ar15 / M16 Bolt CARRIER ONLY

Rated 4 out of 5 based on 1 customer rating
(1)
Original price was: $263.28.Current price is: $99.00. View Product
-20%

PVD rainbow OilSlick Ar15 M16 BCG Bolt Carrier group

Rated 5.00 out of 5 based on 6 customer ratings
(6)
Original price was: $199.99.Current price is: $159.99. View Product
-47%

Replacement knurled Ar15 Gas Block Set Screws – Set of 10

Rated 4.80 out of 5 based on 5 customer ratings
(5)
Original price was: $25.13.Current price is: $13.21. View Product
-24%

Replacement knurled Ar15 Gas Block Set Screws – Set of 2

Rated 4.89 out of 5 based on 9 customer ratings
(9)
Original price was: $3.96.Current price is: $2.99. View Product
-37%

SALE! *blem* m4 Stripped upper with dust cover & fwd assist kit
Original price was: $119.06.Current price is: $74.99. View Product
-50%

Spectre Flash Hider .223
Thread Pitch: 1/2x28

Rated 3.5 out of 5 based on 2 customer ratings
(2)
Original price was: $39.67.Current price is: $19.99. View Product
-24%

Stainless 1/2-28 Thread Protector
Thread Pitch: 1/2x28
Original price was: $13.21.Current price is: $9.99. View Product
Stainless Tanker Style Comp Brake 1/2-28
Thread Pitch: 1/2x28
$78.06 View Product
-16%

Stripped Lightweight Ar15 Sport Upper – No dc/fa

Rated 5.00 out of 5 based on 3 customer ratings
(3)
Original price was: $71.43.Current price is: $59.99. View Product
-27%

TiN Titanium Nitride 1/2-28 Thread Protector
Thread Pitch: 1/2x28
Original price was: $26.00.Current price is: $19.00. View Product
-26%

TiN Titanium Nitride Ar15 .750 steel low profile gas block
Original price was: $66.13.Current price is: $49.00. View Product
-45%

Titanium Nitride TiN M16 / Ar15 MPI Bolt Carrier Group 5.56/223

Rated 5 out of 5 based on 2 customer ratings
(2)
Original price was: $288.54.Current price is: $159.00. View Product
-38%

24″ 5.56 / .223 Wylde SS Diamond Fluted 1:8 .936 Bull Barrel, Threaded 2tone
Thread Pitch: 1/2x28
Model Style: Ar-15
Original price was: $322.04.Current price is: $199.28. View Product
-46%

Custom Color / Caliber PVD m16 Ar Bolt Carrier Group BCG

Rated 5 out of 5 based on 1 customer rating
(1)
Original price was: $329.42.Current price is: $179.12. View Product
Oilslick Rainbow PVD Competition Muzzle Brake SS 1/2-28 223

Rated 5.00 out of 5 based on 2 customer ratings
(2)
$79.37 View Product
Oilslick Rainbow PVD Competition Muzzle Brake SS 5/8-24 .30cal
Caliber: .308
$79.37 View Product
-20%

Left Hand PVD rainbow Chameleon OilSlick Ar15 M16 BCG Bolt Carrier group
Original price was: $249.99.Current price is: $199.99. View Product
Out of stock

16” 5.56 / 223 1:7 carbine ultralight Ar15 pencil barrel
$129.00 View Product
-50% Out of stock

20″ AR-15 Complete Upper – 416R Stainless Fluted .223 Wylde, Microbest BCG
Barrel Size: 20"
Model Style: Ar-15
Original price was: $799.00.Current price is: $399.00. View Product
-5% Out of stock

Aero Precision Breach Ambidextrous Charging Handle – Ar15 / M16 – Black
Original price was: $95.00.Current price is: $89.99. View Product
Out of stock

Ar15 PITA 10″ slim quad rail handguard, blem/clearance
$29.00 View Product
-32% Out of stock

Combo Deal! Microbest Nickel Boron m16 BCG and Extended Latch Charging Handle
Original price was: $199.00.Current price is: $134.99. View Product
-37% Out of stock

16″ Spiral Flute Rainbow PVD Oilslick 5.56 / 223 SS Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Rated 4.40 out of 5 based on 5 customer ratings
(5)
Original price was: $395.58.Current price is: $249.00. View Product
-28% Out of stock

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

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $179.00.Current price is: $129.00. View Product

Showing 241–288 of 382 results