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Upper Receivers & Parts

Home / AR15/AR10 / Upper Receivers & Parts

Showing 1–48 of 236 results

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-27%

Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard

8 reviews
$219.00
-24%

Replacement knurled Ar15 Gas Block Set Screws – Set of 2

5 reviews
$2.99
-42%

Ar15 Gas Tubes – Pistol, Carbine, Mid-Length, Rifle

3 reviews
$9.99
-14%

MSF 16” 5.56/.223 Upper Assembly

1 review
$299.00
-20%

PVD rainbow OilSlick Ar15 M16 BCG Bolt Carrier group

2 reviews
$159.99
-47%

Blem / Salvage Ar15 M16 Bolt Carrier Group BCG Parts Kit

3 reviews
$49.00
-45%

.750 Steel Low Profile Nitride Ar15 Gas Block – Super Nice!

2 reviews
$15.99
Ar15 Roll Pin for Gas Block / Tube

$0.99
-20%

Blue Stars American Flag PVD m16 Ar15 Bolt Carrier Group BCG

1 review
$159.50
-25%

Cheap ass .750 Steel set screw ar15 barrel dimpling jig v2

3 reviews
$19.84
-13%

MSF 14.5” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly

1 review
$349.00
-33%

Grab Bag / Clearance / Blem Ar15 PISTOL Upper w/ Free Float Handguard

5 reviews
$199.00
-17%

Firing Pin Retaining Pin / Retainer , Ar15 / M16

$1.49
-20%

24″ 223 Wylde 1/8 Spiral Fluted Stainless Ar-15 Upper with M-Lok rail

4 reviews
$399.00
-55%

Blue chameleon PVD m16 Ar15 Bolt Carrier Group BCG

1 review
$149.12
-14%

MSF 12.5” Pistol 5.56/.223 Ar15 Upper Assembly

1 review
$299.00
-50%

Left Hand Nickel Boron BCG M16 / Ar15 Bolt Carrier Group

$149.00
-24%

Ar15 / M16 Firing Pin

$6.99
-48%

Nickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group

$159.00
-8%

MSF 18” 5.56/.223 Upper Receiver Assembly

$349.00
-47%

Replacement knurled Ar15 Gas Block Set Screws – Set of 10

No reviews
$13.21
-48%

15″ Gen3 Slim Free Float Handguard

1 review
$99.00
-33%

1/2″ Crush Washer (5.56/223)

$1.99
5/8-32 threads 458 socom 450 A2 Birdcage Ar15 Flash Hider

1 review
$26.45
-48%

16″ .223 Wylde 1:8 Stainless Spiral Fluted Ar15 Barrel

1 review
$197.12
-32%

End cap for handguard, .750 barrel dia

2 reviews
$9.00
-14%

MSF 10.5” Pistol 5.56/.223 Upper Assembly

$299.00
Gas Block / Gas Tube Assembly with Gas Block and Gas Tube

1 review
$29.99
-48%

16″ .223 Wylde 1:8 Stainless Diamond Fluted Ar15 Barrel

$199.00
-24%

Ar15 Upper/lower Accuracy anti-wobble wedge

$4.99
-14%

MSF 10.5” Pistol 300 Blackout Upper Assembly

$299.00
-14%

MSF 14.5” 5.56/.223 Pistol Upper Assembly

$299.00
-24%

Stainless 1/2-28 Thread Protector

$9.99
-13%

MSF 13.9” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly

2 reviews
$349.00
-13%

MSF 16” .350 Legend Upper Receiver Assembly

1 review
$349.00
-53%

15″ Slanted Hybrid M-Lok Free Float Rail

$129.00
-25%

Blem PVD Rainbow m16 bcg Chameleon bolt carrier group

1 review
$119.99
-48%

20″ Stainless Spiral Fluted .223 Wylde 1:8 Ar15 Barrel

1 review
$199.00
-11%

MSF 18” .450 Bushmaster Upper Receiver Assembly

$389.00
-14%

MSF 7.5” Pistol 5.56/.223 Upper Assembly

$299.00
-20%

17.1″ 223 Wylde 1:8 SS Twist Fluted Ar15 Barrel, mid length gas

$199.00
-34%

M16 Bolt Carrier Group – Billet Extractor, 5.56 – Color PVD

$99.00
-64%

*blem* Blue Stars American Flag PVD Ar15 Bolt Carrier Group BCG

$119.50
-5%

BCMGUNFIGHTER™ KAG – Black (M-LOK® Compatible*) Ar15 Angled grip

$19.95
Out of stock

TiN Titanium Nitride 18″ spiral flute 223 wylde Ar15 Barrel

$329.42
-60%

MSF Oversized Extended Latch charging handle- Black

$29.13
-37%

MSF Red Charging Handle – spec ops Oversized Extended Latch

$29.00
-46%

Charging Handle – Spec Ops Oversized Extended Latch – Black

$25.00

Showing 1–48 of 236 results

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categories

Accessories & Gear
AR15/AR10
Handgun Parts
Lights & Optics
PVD/TiN Parts
Wholesale

Rail Length

4" (2)
7" (5)
10" (5)
12" (5)
15" (5)

Barrel Length

3" (3)
5" (2)
7" (1)
7.5" (6)
8.5" (2)
10" (1)
10.5" (10)
11.5" (2)
12.5" (2)
13.9" (2)
14.5" (5)
16" (36)
18" (13)
20" (4)
22" (1)
24" (5)

Caliber

.308 (1)
5.56/.223 (60)
300 BLK (9)
7.62x39 (5)
9mm (10)
6.5 Grendel (2)
.450 Bushmaster (4)
.458 Socom (3)
.350 Legend (3)
.224 Valkyrie (2)
6.5 Creedmoor (1)
12.7x42 (2)

Price

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Thread Pitch

1/2x28 (12)
1/2x36 (1)
49/64x20 (1)
5/8x24 (2)
5/8x32 (2)

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