Sign up for our newsletter — Exclusive Deals, New Arrivals, & More Sign Up Here

Search

Start your search here...

Search

Wishlist

Cart 0

You may also like

Based on your cart

Order Note

Add order or delivery instructions for our team.

Order instructions

Coupon

Enter your coupon code and we'll apply it at checkout.

Coupon code

Total: $0.00

Taxes and shipping calculated at checkout

View Cart Check Out

Home
Firearms
1911s Semi-Auto Pistols Revolvers Old-School Revolvers S&W Model 36 Used Sig P320s Beretta 71s See All →

Bolt Action Semi-Auto Rifles Lever Action Hunting M48 Sporter M937B Rifles M937A Rifles Swiss Rifles Enfield Rifles SKS SKS Yugo Sporter SKS Yugo Military See All →

Semi-Auto Tactical Pump Action AR-Style Lever Action Break Action See All →

AKs AK Rifles AK Pistols AK Receivers AR-15 AR-15 Rifles AR-15 Lowers AR-15 Pistols Receivers & Lowers See All →

Gunsmith Specials Classic Military Cheap Guns Certified Used C&R Eligible See All →
Ammunition
9mm .45 ACP .40 S&W .380 ACP See All

.223 / 5.56 7.62x39 See All

Rimfire Shotshells See All

Bulk Ammo Blowout Deals Surplus Ammo See All

Brass Case Steel Case Reloading See All
Magazines
Glock 1911 See All

AR-15 / AR-10 AK Saiga / Vepr Shotgun See All

Drums Surplus Mags Suomi M31 See All

Loaders & Carriers Magazine Parts & Accessories Closeouts See All
C&R Eligible
Parts and Accessories
All AR-15 Parts Upper Parts Lower Parts Complete Uppers AR-15 Kits Lower Parts Kits AR Build Tools See All →

All AK Parts AK Furniture AK Kits AK Build Tools SKS Parts Saiga / VEPR Parts Yugo M70 AK Parts See All →

Barrels & Barrel Components Bolts & Bolt Carrier Groups Buttstocks Grips & Grip Parts Handguards & Handguard Parts Fire Control Parts Sights & Sight Accessories Muzzle Brakes Gas Tubes & Components Springs, Pins, Screws & Detents Trunnions Surplus Barrels Magazine Parts See All →

1911 Parts AR Parts Glock Parts HK G3/91 Parts CETME FN FAL Enfield Parts Mosin Nagant M53 Parts MG42 Parts MG34 DPM/DP28 HK21 PSL/FPK Parts US (922r) AK Parts VZ-58 Parts VZ61 Parts UZI M77 See All →

Rifle Scopes Reflex Sights Thermal Lights Slings & Sling Accessories Holsters Mag Pouches Bayonets & Sheaths Cleaning See All →

Backpacks First Aid Packaged Food Targets Law Enforcement Supplies See All →
Military Surplus
Accessories Bags Jackets Wet Weather Camping Pants Headwear Shirts Footwear Suits See All →

Jackets Accessories Headwear Pants Wet Weather Footwear Shirts Vests Uniform Jackets Underwear Sweaters Coveralls & Field Suits Patches & Insignia See All →

Bags & Pouches Camping Other Equipment Gun Accessories Tools Cleaning Kits Gas Masks Flashlights & Lights Straps & Rope Armour & Protection Ammo Cans Optics & Goggles First Aid See All →

Surplus Barrels Bayonets See All →

German Reproduction US Reproduction See All →
Parts Kits
Polish East German Bulgarian Romanian Other AK American Iraqi Tabuk Hungarian Yugo See All

Complete Rifle Kits Complete Pistol Kits Upper Parts Kits Lower Parts Kits See All

MP5 (German HK) AP5 (Turkish) Sten VZ61 Skorpion UZI M948 PPS-43 Vigneron Beretta PM12 M31 Suomi Kp44 PM63 Z70B Beretta 38/49 LF-57 M56 See All

MG42 1919 Browning Bren AA52 (French) SG-43 ZB-37 DPM M77 See All

FN FAL / L1A1 G3 / HK91 / CETME Colt M16 Galil VZ58 STG 57 (SIG 510) SIG 540-series Steyr AUG See All

Mauser Enfield G3 / CETME 1911 See All

Walther Smith & Wesson CZ / Czech Tokarev / TT See All

See All

We've sent you an email with a link to update your password.

Login

Please enter your e-mail and password:

Email

Password

Forgot your password?

New customer? Register

Reset your password

We will send you an email to reset your password.

Email

Home / Gas Components

Collection: Gas Components

Gas Components (32)

Gas Components (32)

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Sort by:

Filter:

Availability 0

Availability

In stock (18) In stock (18 products)
Out of stock (14) Out of stock (14 products)

In stock (18 products)
Out of stock (14 products)

Brand 0

Brand

Aero Precision (1) Aero Precision (1 product)
Aim Sports (1) Aim Sports (1 product)
Centerfire Systems (5) Centerfire Systems (5 products)
CMMG (1) CMMG (1 product)
Faxon Firearms (1) Faxon Firearms (1 product)
LBE Unlimited (2) LBE Unlimited (2 products)
Luth-AR (2) Luth-AR (2 products)
Rosco Manufacturing (1) Rosco Manufacturing (1 product)
Seekins Precision (2) Seekins Precision (2 products)
Sig Sauer (1) Sig Sauer (1 product)
Strike Industries (1) Strike Industries (1 product)
TacFire (1) TacFire (1 product)
Troy Industries (1) Troy Industries (1 product)
Yugoslavian (12) Yugoslavian (12 products)

Aero Precision (1 product)
Aim Sports (1 product)
Centerfire Systems (5 products)
CMMG (1 product)
Faxon Firearms (1 product)
LBE Unlimited (2 products)
Luth-AR (2 products)
Rosco Manufacturing (1 product)
Seekins Precision (2 products)
Sig Sauer (1 product)
Strike Industries (1 product)
TacFire (1 product)
Troy Industries (1 product)
Yugoslavian (12 products)

Caliber/Gauge 0

Caliber/Gauge

300 Blackout (1) 300 Blackout (1 product)
12 Gauge (2) 12 Gauge (2 products)
7.62x39mm (7) 7.62x39mm (7 products)
8mm Mauser (2) 8mm Mauser (2 products)
.223 Rem/5.56mm (1) .223 Rem/5.56mm (1 product)

300 Blackout (1 product)
12 Gauge (2 products)
7.62x39mm (7 products)
8mm Mauser (2 products)
.223 Rem/5.56mm (1 product)

Firearm Fit 0

Firearm Fit

AK-47, AK-74 (1) AK-47, AK-74 (1 product)
AR-15 (7) AR-15 (7 products)
AR-15, AR-10 (1) AR-15, AR-10 (1 product)
AR-15, AR-308 (2) AR-15, AR-308 (2 products)
M4, M16A2, M16A3, M16A4 (1) M4, M16A2, M16A3, M16A4 (1 product)
MG42, M53 (2) MG42, M53 (2 products)
MKA 1919 (2) MKA 1919 (2 products)
SIG MCX Spear (1) SIG MCX Spear (1 product)
SKS (7) SKS (7 products)
VZ58 (1) VZ58 (1 product)

AK-47, AK-74 (1 product)
AR-15 (7 products)
AR-15, AR-10 (1 product)
AR-15, AR-308 (2 products)
M4, M16A2, M16A3, M16A4 (1 product)
MG42, M53 (2 products)
MKA 1919 (2 products)
SIG MCX Spear (1 product)
SKS (7 products)
VZ58 (1 product)

Condition 0

Condition

New Old Stock (9) New Old Stock (9 products)

New Old Stock (9 products)

Color 0

Color

Black (6) Black (6 products)

Black (6 products)

Country of Mfg. 0

Country of Mfg.

USA (4) USA (4 products)
Yugoslavia (9) Yugoslavia (9 products)

USA (4 products)
Yugoslavia (9 products)

Price

The highest price is $324.99

Under $50
$50 – $100
$100 – $250
$250 – $500
$500 – $1,000
Over $1,000

Barrel Length 0

Barrel Length

8.2 in (1) 8.2 in (1 product)

8.2 in (1 product)

Sort by:

Home Bestsellers New Arrivals Firearms Ammunition Military Surplus C&R Eligible Parts and Accessories Magazines Parts Kits Contact

Filter and sort Filter

Filter and sort

Filter

32 products

Availability

In stock (18 products)
Out of stock (14 products)

Clear

Brand

Aero Precision (1 products)
Aim Sports (1 products)
Centerfire Systems (5 products)
CMMG (1 products)
Faxon Firearms (1 products)
LBE Unlimited (2 products)
Luth-AR (2 products)
Rosco Manufacturing (1 products)
Seekins Precision (2 products)
Sig Sauer (1 products)
Strike Industries (1 products)
TacFire (1 products)
Troy Industries (1 products)
Yugoslavian (12 products)

Clear

Caliber/Gauge

300 Blackout (1 products)
12 Gauge (2 products)
7.62x39mm (7 products)
8mm Mauser (2 products)
.223 Rem/5.56mm (1 products)

Clear

Firearm Fit

AK-47, AK-74 (1 products)
AR-15 (7 products)
AR-15, AR-10 (1 products)
AR-15, AR-308 (2 products)
M4, M16A2, M16A3, M16A4 (1 products)
MG42, M53 (2 products)
MKA 1919 (2 products)
SIG MCX Spear (1 products)
SKS (7 products)
VZ58 (1 products)

Clear

Condition

New Old Stock (9 products)

Clear

Color

Black (6 products)

Clear

Country of Mfg.

USA (4 products)
Yugoslavia (9 products)

Clear

Price

The highest price is $324.99

Under $50
$50 – $100
$100 – $250
$250 – $500
$500 – $1,000
Over $1,000

Clear

Barrel Length

8.2 in (1 products)

Clear

Sort by:

Clear all

32 products

Quickshop The Seekins Precision Select Adjustable Gas Block is a low-profile, .875"-diameter gas...

Seekins Precision Select Adjustable Gas Block .875" Steel Black Melonite

Add to Wishlist
Quickshop The CMMG 55DA3AC is a low-profile gas block built for AR-15 platforms...

CMMG 55DA3AC Low-Profile Gas Block .625" Black Chrome Moly Steel

Regular price $33.99

Add to Cart
Quickshop The LBE Unlimited ARLGB-P is a low profile gas block with an...

LBE Unlimited ARLGB-P Low Profile Gas Block .750" Pistol Length Gas Tube Black Nitride Steel

Add to Wishlist
Quickshop The LBE Unlimited ARLGB-C combines a low profile gas block with an...

LBE Unlimited ARLGB-C Low Profile Gas Block .750" Carbine Length Gas Tube - Black Nitride Steel

Regular price $38.99

Add to Cart
Quickshop The Strike Industries ARCAGB Collar Adjustable Gas Block gives AR-15 and AR-308...

Strike Industries ARCAGB Collar Adjustable Gas Block .750" Black Steel

Regular price $89.99

Add to Cart
Quickshop The Troy Industries Low Profile Gas Block is a drop-in gas system...

Troy Industries Low Profile Gas Block .750" Steel Black

Add to Wishlist
Quickshop Yugo SKS M59/66 Gas Tube Cover Retaining Pin, designed to securely hold...

Yugoslavian SKS M59/66 Gas Tube Cover Retaining Pin

Add to Wishlist
Quickshop Yugo SKS M59/66 Hammer Spring Spindle, designed to securely hold the hammer...

Yugoslavian SKS M59/66 Hammer Spring Spindle

Add to Wishlist
Quickshop Yugo SKS M59/66 Under Folder (UF) Buttstock Sling Swivel, designed for secure...

Yugoslavian SKS M59/66 UF Buttstock Sling Swivel

Add to Wishlist
Quickshop VZ58 Gas Piston Elevate the performance of your VZ58 rifle with the...

VZ58 Gas Piston

Add to Wishlist
Quickshop New factory MKA 1919 gas piston Made from quality materials

MKA 1919 Gas Piston

Regular price $14.99

Add to Cart
Quickshop New factory MKA 1919 upper gas piston Made from quality materials

MKA 1919 Upper Gas Piston

Regular price $14.99

Add to Cart

1
2

Join Our Email List

The next shipment is always around the corner.

Email Address *

Follow Centerfire Systems

Representative Hours:
Mon-Fri, 9am-5pm ET
Saturday, 9am-2pm ET

Need Help? 800-950-1231

© 2026 Centerfire Systems

Contests
Layaway
Need Help?
General Info
Terms & Conditions
Shipping Restrictions
Shipping & Returns
Contact Us
Blog
Become A Dealer
All Products

Centerfire's Bestsellers
New Arrivals
Firearms
Ammunition
Military Surplus
C&R Eligible
Parts and Accessories
Magazines
Parts Kits
Clearance

Promag
Glock
View All Products

We specialize in the sale of firearms, C&R firearms, ammunition, magazines, military surplus, tactical gear and more. We stack them deep and sell them cheap so you can expect great prices on the things you need.

We use cookies to give you the best experience on our site. Privacy Policy

Home
Firearms
Ammunition
- Handgun Ammo
  - 9mm
  - .45 ACP
  - .380 ACP
  - .40 S&W
- Rifle Ammo
  - .223 / 5.56
  - 7.62x39
- Rimfire Ammo
- Shotshells
- Bulk Ammo
- Surplus Ammo
- Steel Case Ammo
- Reloading
- Blowout Ammo
- Brass Case Ammo
Military Surplus
C&R Eligible
Parts and Accessories
Magazines
Parts Kits
- AK Parts Kits
- AR Parts Kits
  - Upper Parts Kits
  - Lower Parts Kits
- SMG (Sub-Machine Gun)
  - AP5 - Turkish
  - Beretta 38/49
  - Beretta PM12
  - Kp44
  - LF-57 French
  - M31 Suomi
  - M56
  - M948
  - MP5 - German
  - PM63
  - PPS43
  - Sten
  - UZI
  - Vigneron
  - VZ61
  - Z70B
- LMG (Light Machine Gun)
  - 1919 Browning
  - AA52 French
  - Bren
  - CETME
  - Colt M16
  - FN FAL / L1A1
  - G3/HK91
  - Galil
  - HK21
  - M77
  - MG34
  - MG42
  - RPD
  - SG-43
  - SIG 500 series
  - Steyr Aug
  - STG 57
  - UK59
  - VZ58
  - ZB37
  - DPM
- Conversion Kits .45 ACP
  - Mauser
  - G3/Cetme
  - Enfield
- Modern Handgun Parts Kits
- Modern Rifle Parts Kits
Login / Register

choosing a selection results in a full page refresh

Quantity

SKU:

Type:

Vendor: