Javascript is disabled on your browser.
To view this site, you must enable JavaScript or upgrade to a JavaScript-capable browser.

Sign In
|
Track Your Order
Email Sign Up

Your cart is empty

Find My Order

Sales Order:

Billing Zip Code:

This site uses cookies to enhance your browsing experience. By using our website, you consent to our use of cookies, Privacy Policy, and Terms & Conditions.

Home
AR-15

4345

AR 15 Parts and Accessories

AR-15

Filter

4345 Products

Brand

A3 Industries
Adaptive Tactical
Aero Precision
Aimsports
Alexander Arms

See More See Less

Items On Sale

Other Sale Items
Daily Deals
Expo Arms Brand Sale
Magpul Brand Sale
Strike Industries Brand Sale
SureFire Brand Sale
Sons of Liberty Gun Works Brand Sale
Rise Armament Brand Sale
Open Box Deals
BLEM Deals
Clearance
Complete and Barreled Uppers on Sale
Bravo Company Manufacturing Brand Sale
Overstock
B5 Systems Brand Sale
Faxon Firearms Brand Sale
Bravo Company Mfg. Mod 3 Grips On Sale
All Ballistic Advantage Barrels On Sale
PRI Charging Handles On Sale
Suppressors On Sale
Grips On Sale
Rails and Handguards On Sale
Triggers On Sale
Bolt Carrier Groups On Sale
All B5 Systems Stocks On Sale
Rise Armament All Rave 140 Triggers Models On Sale
Timber Creek Outdoors Ambidextrious Safety On Sale
All Strike Industries Charging Handles On Sale
Select Bravo Company Mfg. AR-15s On Sale
All Aero Precision Handguards On Sale

Price

$6,599.99$0.53

Color

Bronze
Gold
Black
Blue
Brown

Camo
Coyote
Flat Dark Earth
Green
Grey
MultiCam
Olive Drab Green
Pink
Purple
Ranger Green
Red
Silver
Tan
Translucent
White
Woodland Camo
Yellow

See More See Less

Handguard Length (inches)

17.54

Attachment System

ARCA
KeyMod
M-LOK
M1913 Picatinny
M-LOK / Picatinny

Action

Bolt Action
Semi-Auto

Action Length

Short Action

Adjustable

Non-Adjustable
Adjustable

Hand

Non-Ambi
Ambidextrous
Right-handed

Barrel Length

4.0"
5.0"
5.2"
5.25"
5.5"

See More See Less

Caliber or Gauge

.17 WSM
.338 ARC
.357 Cal
.40 Cal
12.7X42mm

See More See Less

Compatible Make

Aero Precision Firearms
Griffin Armament Suppressors
Heckler & Koch Firearms
LMT Firearms
Rearden Suppressors
SIG Sauer Firearms
Smith & Wesson Firearms

Compatible Model

HK MR556
LMT MRP-L
HK 416
HK 417
HK MR762
LMT MARS-L
LMT MRP
SIG MCX
SIG MPX
S&W M&P 15-22

Frame Size

PDW

Gas Block Journal

.625
.750
.875
.936

Gas System Length

Blowback
Pistol
Carbine
Mid-Length
Extended Mid-Length
Intermediate
Rifle
Extended Rifle
Proprietary
Patrol

false
true

Magazine Capacity

4
5
7
8
10

13
15
17
20
21
22
24
25
26
27
28
30
31
32
33
35
40
42
60
65

See More See Less

Mount Compatibility

QD Sling Swivel Sockets
Snap Hook Loops

Customer Rating

false
true

Suppressor Mount

Breek-LOK QD Mount
A2 Mount
DeadAir KeyMo
DeadAir Xeno
Direct Thread
Griffin Armament Dual-Lok
HUXWRX Torque Lock
JK Armament Taper Mount
Non-Mount
Q Taper Mount
SilencerCo ASR
SureFire Fast Attach
Tri-Lug
YHM Phantom QD Mount

Thread Pattern

Unthreaded
1/2 X 20
1/2 X 28
1/2 X 36
.578 X 28
5/8 X 24
49/64 X 20
3/4 X 24
11/16 X 24
M13.5 X 1 LH
M14 X 1 LH
M18 X 1
M24 X 1.5 RH
Tri-Lug
Target Crown
Fixed
Special - See Description

buffer-type

Standard Carbine
Standard Rifle
H1 Carbine
H2 Carbine
H3 Carbine

H4 Carbine
Standard A5
H1 A5
H2 A5
H3 A5
H4 A5
9mm PCC

See More See Less

SHOP OUR SELECTION OF AR 15 PARTS & ACCESSORIES

In Stock

Geissele Automatics Super Semi-Automatic Enhanced SSA-E Two Stage AR-15 Trigger

View Details

Add to cart for sale price $169.99 $245.00

In Stock

Aero Precision Pro Ambi Safety Selector - Anodized Black

View Details

$53.99

In Stock

Bravo Company Manufacturing AR-15 Bolt Carrier Group - M16

View Details

Add to cart for sale price $189.99 $199.00

In Stock

Geissele Automatics SSA-E X Trigger with Lightning Bow

View Details

Add to cart for sale price $279.99 $330.00

In Stock

Geissele Automatics URG-I Near Clone 5.56 NATO Complete Upper Receiver - 10.3"

View Details

Add to cart for sale price $1,299.99 $1,479.00

In Stock

Superlative Arms Bleed Off Adjustable Gas Block Set Screw .750" - Melonite

View Details

$89.99

In Stock

Bravo Company Manufacturing Standard Carbine Upper Receiver Group - MCMR-10 Handguard - 11.5"

View Details

Add to cart for sale price $699.99 $775.35

In Stock

Geissele Automatics AR-15 Super Dynamic Enhanced Trigger

View Details

Add to cart for sale price $199.99 $245.00

In Stock

Bravo Company Manufacturing Complete AR-15 Lower Receiver Assembly with Mod 0 Stock

View Details

Add to cart for sale price $444.99 $525.00

In Stock

Geissele Automatics Ultra Duty AR-15 Lower Parts Kit - Black

View Details

$148.00

In Stock

Geissele Automatics SD3G Super Dynamic 3 Gun AR-15 Trigger

View Details

Add to cart for sale price $199.99 $245.00

In Stock

Radian Raptor SD Vented Ambidextrous AR-15 Charging Handle - Black

View Details

$134.95

In Stock

SureFire 3 Prong Flash Hider - Suppressor Adapter - 1/2x28

View Details

Add to cart for sale price $129.99 $152.00

In Stock

Geissele Automatics G2S Two Stage AR-15 Trigger

View Details

Add to cart for sale price $119.99 $170.00

In Stock

Daniel Defense DD4 Black RIII Barreled Upper Receiver - 11.5" - Primary Arms Exclusive

View Details

$749.99 $999.99

In Stock

SB Tactical SBA3 AR Pistol Stabilizing Brace - Black

View Details

$99.99

In Stock

Geissele Automatics Super Duty MOD1 5.56 NATO AR-15 Rifle - 16" - DDC

View Details

$2,372.00

In Stock

Daniel Defense DD4 FDE RIII Barreled Upper Receiver - 11.5" - Primary Arms Exclusive

View Details

$749.99 $999.99

In Stock

Geissele Automatics AR-15 Super Dynamic Combat Trigger

View Details

Add to cart for sale price $199.99 $245.00

In Stock

Bravo Company Manufacturing 5.56 NATO Mid-Length AR-15 Barreled Upper - MCMR-15 - 16"

View Details

Add to cart for sale price $699.99 $789.65

In Stock

Andro Corp ACI-15 Bravo 16 5.56 NATO AR-15 Rifle - 16"

View Details

$499.99

In Stock

Geissele Automatics Super AR-15 Charging Handle - Black

View Details

$107.00

In Stock

Geissele Automatics Super Semi-Automatic Two Stage Trigger

View Details

Add to cart for sale price $169.99 $245.00

In Stock

Sons of Liberty Gun Works 5.56 M16 / AR-15 Bolt Carrier Group - Phosphate

View Details

$149.99 $179.00

1 of 182

1
2
3
4
5
6
7
8
9
...

NEED HELP?
PA PROGRAMS
OUR COMPANY

Email Signup

Email SignUp

info@primaryarms.com | 713-344-9600

Cage Code: 87A80

© 2025 Primary Arms| Terms & Conditions | Do Not Sell My Personal Information