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Top AR15 Lower Parts for Custom Builds | Midstate Firearms

Name: *Combo Deal* Microbest Chrome BCG and Ballistic Advantage 16″ 5.56 Ar15 Barrel
Brand: Mid State Firearms
SKU: combo-deal-microbest-chrome-bcg-and-ballistic-advantage-16-5-56-ar15-barrel
Price: 199.00 USD
Availability: InStock
Rating: 5.00 (1 reviews)

Showing 385–432 of 543 results

-12%

MSF 18” 6.5 Grendel Upper Receiver Assembly
Barrel Size: 18"
Style: Rifle
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
Thread Pitch: 1/2x28

Rated 5.00 out of 5 based on 12 customer ratings
(12)
Original price was: $449.00.Current price is: $299.00. View Product
-13%

MSF 20” SS Fluted (Rifle Gas) 5.56/.223 Ar15 Upper Assembly
Barrel Size: 20"
Caliber: 5.56/.223

Rated 5.00 out of 5 based on 4 customer ratings
(4)
Original price was: $449.00.Current price is: $389.00. View Product
MSF 20” 5.56/.223 Rifle Build Kit
Barrel Size: 20"
Caliber: 5.56/.223
$549.00 View Product
-27%

MSF 3” 9mm Pistol Build Kit
Style: Pistol
Barrel Size: 3"
Original price was: $549.00.Current price is: $399.00. View Product
-14%

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

MSF 5” 9mm Pistol Build Kit
Caliber: 9mm
Style: Pistol
Original price was: $549.00.Current price is: $499.00. View Product
-43%

Blem 5” 9mm Ar15 Ar9 Pistol Upper Assembly
Thread Pitch: 5/8x24
Barrel Size: 5"
Original price was: $349.00.Current price is: $199.00. View Product
-9%

MSF 7.5″ 7.62x39mm Pistol Build Kit
Barrel Size: 7.5"
Caliber: 7.62x39
Original price was: $574.00.Current price is: $524.00. View Product
-13%

MSF 7.5″ Pistol 7.62x39mm Upper Assembly
Barrel Size: 7.5"
Style: Pistol
Original price was: $374.00.Current price is: $324.00. View Product
-9%

MSF 7.5” 300 Blackout Pistol Build Kit
Barrel Size: 7.5"
Style: Pistol
Original price was: $549.00.Current price is: $499.00. View Product
-9%

MSF 7.5” 5.56/.223 Pistol Build Kit
Caliber: 5.56/.223
Barrel Size: 7.5"
Original price was: $549.00.Current price is: $499.00. View Product
-14%

MSF 7.5” Pistol 300 Blackout Upper Assembly
Style: Pistol
Barrel Size: 7.5"
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
-9%

MSF 7” 9mm Pistol Build Kit
Caliber: 9mm
Style: Pistol
Original price was: $549.00.Current price is: $499.00. View Product
-9%

MSF 8.5” 300 Blackout Pistol Build Kit
Caliber: 300 BLK
Style: Pistol

Rated 5.00 out of 5 based on 1 customer rating
(1)
Original price was: $549.00.Current price is: $499.00. View Product
-9%

MSF 8.5” 5.56/.223 Pistol Build Kit
Style: Pistol
Caliber: 5.56/.223
Original price was: $549.00.Current price is: $499.00. View Product
-46%

Deal Drop! 8.5” Pistol 5.56 NATO Blem Ar15 Upper
Caliber: 5.56/.223
Style: Pistol
Original price was: $349.00.Current price is: $189.00. View Product
-43%

Flash Sale! 8.5” Pistol 300 Blackout Blem Ar15 Upper
Barrel Size: 8.5"
Style: Pistol

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"
Caliber: 300 BLK

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
Caliber: 5.56/.223
Style: Pistol
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
-62%

MSGO Billet Ar15 Stripped Lower *FFL ITEM*
Original price was: $263.28.Current price is: $99.00. 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
-55%

Pistol Buffer Tube Kit

Rated 4.75 out of 5 based on 4 customer ratings
(4)
Original price was: $66.13.Current price is: $29.99. 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
-53%

Rogers Super-Stoc – Mil Spec Adjustable Rifle Stock
Original price was: $104.46.Current price is: $49.00. 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
-13%

SBa3 Adjustable Pistol Brace with mil spec buffer tube kit
Original price was: $171.97.Current price is: $149.97. View Product
-37%

SBa3 Lower build Kit – SB Tactical Ar15 pistol brace kit w/ LPK

Rated 5 out of 5 based on 2 customer ratings
(2)
Original price was: $316.20.Current price is: $199.96. View Product
-25%

SBa3 SB Tactical Adjustable Pistol Stabilizing Brace with tube
Original price was: $171.97.Current price is: $129.00. View Product
-31%

SBa3 SB Tactical Adjustable Pistol Stabilizing Brace, no tube
Original price was: $171.97.Current price is: $119.00. 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
-33%

Stripped AR-15 Lower Receiver (F&D Defense) *FFL ITEM*
Original price was: $119.99.Current price is: $79.99. View Product
-15%

sylvan arms 9mm ar glock magazine adapter
Original price was: $152.15.Current price is: $129.51. 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
Barrel Size: 18"
Caliber: 5.56/.223
$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
-24%

Wolff Extra-Power xp Heavy Hammer Spring for 7.62×39, etc

Rated 5.00 out of 5 based on 7 customer ratings
(7)
Original price was: $7.92.Current price is: $5.99. View Product
-46%

18″ Spiral Flute Rainbow PVD Oilslick .223 Wylde SS Ar15 Barrel
Caliber: 5.56/.223
Barrel Size: 18"

Rated 4.50 out of 5 based on 4 customer ratings
(4)
Original price was: $461.72.Current price is: $249.00. View Product

Showing 385–432 of 543 results

AR15/AR10

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