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

Showing 289–336 of 403 results

-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
-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
-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
TiN Titanium Nitride 18″ spiral flute 223 wylde Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 18"
$329.42 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
-38%

TiN Titanium Nitride Gold 1/2-28 Muzzle Brake Comp
Thread Pitch: 1/2x28

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $79.37.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
-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

1/2-28 Thread Protector – Knurled With Wrench Flats, Black -Phalanx Tactical Precision
Thread Pitch: 1/2x28
$12.95 View Product
Out of stock

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

Combo Deal! Microbest Nickel Boron m16 BCG and Extended Latch Charging Handle
Original price was: $199.00.Current price is: $184.99. View Product
-33%
New!
Out of stock

Gold 5.56/223 1:8 titanium nitride pvd pencil barrel
Original price was: $299.00.Current price is: $199.00. View Product
-40% Out of stock

“Blem” Microbest M16 Full Chrome Bolt Carrier Group – MPI , HPT , OCKS, Sprinco, Chrome Extractor

Rated 4.78 out of 5 based on 18 customer ratings
(18)
Original price was: $199.00.Current price is: $119.00. 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
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)
$179.00 View Product
-43% Out of stock

13.9” MSF x Criterion pinned & welded 5.56 / 223 Wylde 1:8 Ar15 Mlok Upper

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $1,049.00.Current price is: $599.00. View Product
-30% Out of stock

24″ 223 Wylde 1/8 Spiral Fluted Stainless Ar-15 Upper with M-Lok rail Threaded
Barrel Size: 24"
Caliber: 5.56/.223
Original price was: $499.00.Current price is: $349.00. View Product
-25% Out of stock

16” Mid Length Diamond Fluted 223 wylde rainbow oilslick chameleon barrel
Original price was: $399.00.Current price is: $299.00. View Product
-25% Out of stock

16″ 223 Wylde 1:8 Diamond Fluted Midlength Ar15 Barrel – TiN Gold
Barrel Size: 16"
Thread Pitch: 1/2x28
Original price was: $399.00.Current price is: $299.00. View Product
-27% Out of stock

16” 5.56 Ultralight 2lb Ar15 Sport Upper
Thread Pitch: 1/2x28
Model Style: Ar-15

Rated 4.00 out of 5 based on 1 customer rating
(1)
Original price was: $299.00.Current price is: $219.00. View Product
-50% Out of stock

16” 223 Wylde Mid Length Diamond Fluted 1/8 Ar15 stainless barrel
Barrel Size: 16"
Caliber: 5.56/.223
Original price was: $399.00.Current price is: $199.00. View Product
Out of stock

20″ Diamond Fluted Rainbow PVD Oilslick Chameleon Ar15 223 Wylde Barrel
$349.00 View Product
Out of stock

22” 243 win ar10 lr308 stainless barrel
$299.00 View Product
-33% Out of stock

24″ 223 Wylde 1/8 Diamond Fluted SS Ar-15 Upper, Threaded
Thread Pitch: 1/2x28
Style: Rifle

Rated 4.20 out of 5 based on 5 customer ratings
(5)
Original price was: $599.00.Current price is: $399.00. View Product
Out of stock

SOLGW NOX MUZZLE DEVICE 5.56, 1/2-28
$115.00 View Product
Out of stock

SOLGW NOX nox9 MUZZLE DEVICE 5.56, 1/2-28 9 Hole Neutral
$115.00 View Product
-67% Out of stock

24” .936 Heavy Bull Barrel for Ar15. 2 tone spiral fluted Stainless 223 wylde 1:8
Barrel Size: 16"
Caliber: 5.56/.223

Rated 4.60 out of 5 based on 5 customer ratings
(5)
Original price was: $599.00.Current price is: $199.00. View Product
-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. View Product
-50% Out of stock

24” 223 Wylde Bull Barrel Ar15 Upper, black spiral fluted/crowned with 15” MLok
Model Style: Ar-15
Caliber: 5.56/.223
Original price was: $699.00.Current price is: $349.00. View Product
Out of stock

24” 308 stainless fluted barrel
$299.00 View Product
Out of stock

2BO Double Port Ar15 Muzzle Brake Outside Threaded
Thread Pitch: 1/2x28, 5/8x24
Caliber: .308, 5.56/.223, 9mm
View Product
-30% Out of stock

2lb Ultralight Sport Ar15 Upper – 16″ 5.56 1/7, MLOK Rail, With Microbest BCG

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $499.00.Current price is: $349.00. View Product
Out of stock

3FO-S Flash Hider Short Outside Threaded – .223/5.56
Thread Pitch: 1/2x28
$34.99 View Product
-38% Out of stock

4 pack of 5” 9mm ar15 ar9 barrels
Caliber: 9mm

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $399.00.Current price is: $249.00. View Product
-17% Out of stock

5″ 9mm Ar15 Pistol Barrel, 5/8-24 Nitride
Thread Pitch: 5/8x24
Caliber: 9mm

Rated 4.00 out of 5 based on 4 customer ratings
(4)
Original price was: $119.00.Current price is: $99.00. View Product
-18% Out of stock

Ar15 Left Handed Builder Bundle – Receiver and Nitride BCG Combo

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $279.99.Current price is: $229.99. View Product
-11% Out of stock

Ar15 Left Handed Builder Bundle – Upper Receiver and Nickel BCG Combo

Rated 5.00 out of 5 based on 7 customer ratings
(7)
Original price was: $279.99.Current price is: $249.99. View Product

Showing 289–336 of 403 results