AR-15 and AR-10 Parts and Receivers | AR 15 Components for Sale — Mid State Firearms

Showing 1–48 of 60 results

-20%

16″ MSF 5.56 Nato 1/7 MidLength Ar15 Upper – XTreme CNC MLok Rail
Barrel Size: 16"
Model Style: Ar-15
Original price was: $499.00.Current price is: $399.00. View Product
-36%

16″ MSF Light Premium Ar15 Build Kit – 5.56 BA Barrel, Microbest Chrome BCG, Warhammer Ambi Charging Handle
Thread Pitch: 1/2x28
Style: Rifle
Original price was: $699.00.Current price is: $449.00. View Product
-37%

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
-29%

16″ Black Fluted .223 Wylde Ar-15 Upper
Caliber: 5.56/.223
Barrel Size: 16"

Rated 4.00 out of 5 based on 2 customer ratings
(2)
Original price was: $349.99.Current price is: $249.99. View Product
-50%

18″ Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
Caliber: 5.56/.223
Barrel Size: 16"

Rated 5.00 out of 5 based on 6 customer ratings
(6)
Original price was: $499.00.Current price is: $249.00. View Product
-27%

16” 5.56 Ultralight 2lb Ar15 Sport Upper
Model Style: Ar-15
Caliber: 5.56/.223

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%

16″ Ar15 5.56/223 Upper with Light MLOK Handguard
Barrel Size: 16"

Rated 4.62 out of 5 based on 13 customer ratings
(13)
Original price was: $399.00.Current price is: $199.00. View Product
-50%
New!

16” 223 Wylde Mid Length Diamond Fluted 1/8 Ar15 stainless barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $399.00.Current price is: $199.00. View Product
-38%

16″ 9mm Black Nitride Ar15 / Ar9 Barrel, 1/2-28 threads
Caliber: 9mm
Barrel Size: 16"
Original price was: $159.00.Current price is: $99.00. View Product
-67%

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

Rated 4.60 out of 5 based on 5 customer ratings
(5)
Original price was: $599.00.Current price is: $199.00. View Product
-33%

Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
Barrel Size: 16"
Caliber: 5.56/.223

Rated 4.85 out of 5 based on 60 customer ratings
(60)
Original price was: $299.00.Current price is: $199.00. View Product
-56%

MSF 16″ Ar10 / DPMS LR 308 Pattern Upper Receiver with 15″ MLOK
Barrel Size: 16"
Caliber: .308

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $899.00.Current price is: $399.00. View Product
-29%

MSF 16″ Diamond Fluted Mid Length Ar15 Barrel, .223 Wylde 1:7 2-Tone
Caliber: 5.56/.223
Thread Pitch: 1/2x28

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $279.00.Current price is: $199.00. View Product
-49%

16″ .223 Wylde 1:8 Mid-Length 4150 Lightweight Pencil Barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $289.74.Current price is: $149.00. View Product
-48%

16″ .223 Wylde 1:8 Stainless Diamond Carbine Fluted Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223
Original price was: $382.34.Current price is: $199.00. View Product
-48%

16″ .223 Wylde 1:8 Stainless Spiral Fluted Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Rated 5.00 out of 5 based on 4 customer ratings
(4)
Original price was: $382.34.Current price is: $197.12. View Product
-53%

16″ 223 Wylde 1:8 4150 m4 Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223
Original price was: $276.50.Current price is: $129.00. View Product
-53%

16″ 223 Wylde 1:8 Melonite M4 Ar15 Barrel
Barrel Size: 16"
Caliber: 5.56/.223
Original price was: $276.50.Current price is: $129.00. View Product
-50%

16″ 300 Blackout 1:8 Ar15 Barrel, Pistol gas
Barrel Size: 16"
Caliber: 300 BLK

Rated 4.67 out of 5 based on 6 customer ratings
(6)
Original price was: $238.13.Current price is: $119.00. View Product
-61%

16″ 4150 Chrome Moly .308 Ar10 Lr-308 Dpms Barrels
Caliber: .308
Barrel Size: 16"
Original price was: $329.42.Current price is: $129.00. View Product
-20%

16″ 458 Socom 4150 .875 Ar15 Carbine Barrel
Barrel Size: 16"
Caliber: .458 Socom
Original price was: $249.99.Current price is: $199.00. View Product
-13%

16″ 5.56 1:7 GOV PROFILE MIDLENGTH AR 15 BARREL, Ballistic Adv.
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $160.00.Current price is: $139.00. View Product
-13%

16″ 5.56 M4 CARBINE LENGTH AR 15 BARREL, MODERN SERIES, BA
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $160.00.Current price is: $139.00. View Product
-49%

16″ 7.62×39 Ar15 1:10 Barrel, Carbine
Barrel Size: 16"
Caliber: 7.62x39

Rated 5 out of 5 based on 1 customer rating
(1)
Original price was: $251.35.Current price is: $129.00. View Product
-38%

16″ Mid-Length 5.56 NATO 1:7 4150 Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $223.58.Current price is: $139.00. View Product
-46%

16″ SS 5.56 / 223 Wylde 1:8 Mid-Length Lightweight Pencil Barrel
Barrel Size: 16"
Caliber: 5.56/.223

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $304.22.Current price is: $165.31. View Product
-33%

16″ Stainless Mid-Length 5.56 NATO 1:7 Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $223.58.Current price is: $149.00. View Product
-16%

MSF 16″ 5.56 Nato 1/7 4150cmv Black Nitride barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $165.00.Current price is: $139.00. View Product
-13%

MSF 16” 6.5 Grendel Rifle Build Kit
Style: Rifle
Caliber: 6.5 Grendel
Original price was: $599.00.Current price is: $524.00. View Product
-13%

MSF 16” 6.5 Grendel Upper Receiver Assembly
Caliber: 6.5 Grendel
Style: Rifle
Original price was: $374.00.Current price is: $324.00. View Product
-8%

MSF 16” .350 Legend Rifle Build Kit
Style: Rifle
Barrel Size: 16"
Original price was: $599.00.Current price is: $549.00. View Product
-13%

MSF 16” .350 Legend Upper Receiver Assembly
Barrel Size: 16"
Caliber: .350 Legend

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $399.00.Current price is: $349.00. View Product
-8%

MSF 16” .450 Bushmaster Rifle Build Kit
Barrel Size: 16"
Style: Rifle
Original price was: $599.00.Current price is: $549.00. View Product
-13%

MSF 16” .450 Bushmaster Upper Receiver Assembly
Style: Rifle
Caliber: .450 Bushmaster
Original price was: $399.00.Current price is: $349.00. View Product
-8%

MSF 16” .458 Socom Rifle Build Kit
Style: Rifle
Caliber: .458 Socom
Original price was: $599.00.Current price is: $549.00. View Product
-13%

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

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
Barrel Size: 16"
Caliber: 300 BLK

Rated 5.00 out of 5 based on 2 customer ratings
(2)
Original price was: $349.00.Current price is: $299.00. View Product
-27%

MSF 16” 300 Blackout Ar-15 Rifle Build Kit
Caliber: 300 BLK
Barrel Size: 16"
Original price was: $549.00.Current price is: $399.00. View Product
-27%

MSF 16” 5.56/.223 Rifle Kit
Barrel Size: 16"
Style: Rifle

Rated 4.86 out of 5 based on 14 customer ratings
(14)
Original price was: $549.00.Current price is: $399.00. View Product
-14%

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

Rated 4.38 out of 5 based on 8 customer ratings
(8)
Original price was: $349.00.Current price is: $299.00. View Product
-9%

MSF 16” 9mm Rifle Build Kit
Style: Rifle
Caliber: 9mm
Original price was: $549.00.Current price is: $499.00. View Product
-14%

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

MSF 16″ 7.62x39mm Rifle Build Kit
Caliber: 7.62x39
Barrel Size: 16"
Original price was: $574.00.Current price is: $524.00. 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
-25% Out of stock

16″ 223 Wylde 1:8 Diamond Fluted Midlength Ar15 Barrel – TiN Gold
Barrel Size: 16"
Caliber: 5.56/.223
Original price was: $399.00.Current price is: $299.00. View Product
-50% Out of stock

16” 223 Wylde Mid Length Diamond Fluted 1/7 Ar15 stainless barrel
Caliber: 5.56/.223
Barrel Size: 16"

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $399.00.Current price is: $199.00. View Product
-40% Out of stock

16” Non-threaded Ar-15 upper – 300 Blackout with MLOK Handguard
Caliber: 300 BLK
Barrel Size: 16"
Original price was: $499.00.Current price is: $299.00. View Product
-38% Out of stock

16″ .223 Wylde 1:9 Stainless Diamond Fluted Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 16"
Original price was: $382.34.Current price is: $236.82. View Product

Showing 1–48 of 60 results