Skip to content
80% Lower Receivers
|
Complete AR-15 Rifle Kits
|
AR-15 Lower Parts
|
AR-15 Uppers
|
AR-15 Pistol Kits
|
About Us
Blog
Cart
Search
All Categories
Barrels
AR-15 .223 / 5.56 Barrels
300 Blackout Barrels
AR-47 / 7.62×39 Barrels
AR-9 / 9MM Barrels
AR-10 / .308 Barrels
6.5 Creedmoor Barrels
Handgun Barrels
.22 LR Barrels
6mm ARC Barrels
Lower Parts
Bolt Catches
Disconnectors
Lower Parts Kits
Magazine Catches
Safety Selectors
Trigger Guards
Triggers & Hammers
AR Pistol Grips
Pins and Springs
AR-15 Complete Upper Assemblies
6.8 SPC II Upper Build Assemblies
300 Blackout Pistol Uppers
300 Blackout Rifle Uppers
AR 15 Pistol Uppers .223 / 5.56
AR15 Rifle Uppers .223 / 5.56
AR9 9mm AR-15 Pistol Uppers
AR9 9mm AR-15 Rifle Uppers
AR-47 7.62×39 Pistol Uppers
AR-47 7.62×39 Rifle Uppers
22lr rifle uppers
22lr Pistol Uppers
Bolt Carrier Groups
AR-15 Bolt Carrier Groups
308 AR-10 Bolt Carrier Groups
Charging Handles
.308 AR-10 Charging Handles
AR-15 Charging Handles
Handguards
AR-15 Handguards
AR-10 / 308 Handguards
Muzzle Devices
Flash Hiders
Muzzle Brakes & Compensators
Flash Cans & Blast Diverters
Gunsmith Tools
80% Lower Receiver Jigs
Cleaning Tools / Supplies
Firearms Gunsmith and cleaning Tools
Handgun Parts and Accessories
Glock Parts
Glock Triggers
1911 Parts
Conversion Kits
Sale Items
Sights / Scopes
Red / Green Dot Sights
Scopes
Fixed and Flip Up Sights
Front Sights
Rear Sights
Reflex Sights
Flashlights
AR-10 & AR-15 Red Dot Magnifiers
Binoculars
80% Lower Receivers
AR-15 80% Lower Receivers
AR-10 / 308 80% Lower Receivers
80% Lowers With Jig
Lower and Upper Sets
AR-10 / .308 Lower and Upper Sets
AR-15 Lower and Upper Sets
Laser Engraved 80% Lower Receivers
AR Magazines
AR-10 Magazines
AR-15 Magazines
Upper Receivers
AR-15 Upper Receivers
AR-10 308 Upper Receivers
Upper Parts
Delta Barrel Nuts
Ejection Port Doors
Forward Assists
Gas Blocks
Fixed Gas Blocks
Adjustable Gas Blocks
Gas Tubes
Foregrips
Suppressor Parts and Accessories
Stocks
Buffer Tube Kits
Stocks
Stock Components
Buffer Springs
Buffers
Buffer Tubes
Castle Nuts
End Plates
Stock Kits
Pistol Stabilizing Braces
AR-10 Upper Build Assemblies
308 Upper Build Assemblies
AR-10 & AR-15 Laser Cutouts
Clearance Sale on AR-10 & AR-15 Parts
Deal of The Day on AR-10 & AR-15 Parts
AR-10 & AR-15 Popular Parts
AR-10 & AR-15 Parts Under $10
Build Kits
AR-15 Pistol Build Kits
AR-15 .223 / 5.56 Pistol Build Kits
AR-15 300 Blackout Pistol Build Kits
AR-15 AR9 9mm Pistol Build Kits
AR-15 7.62×39 Pistol Build Kits
AR-15 Rifle Build Kits
AR-15 .223/5.56 Rifle Build Kits
AR-15 300 Blackout Rifle Build Kits
AR-15 7.62×39 Rifle Build Kits
AR-15 AR9 9mm Rifle Build Kits
.308 AR-10 Rifle Build Kits
AR-15 Builder Sets
80% lower build kits
Lower Build Kits
AR Pistol Upper Build Kits
AR Rifle Upper Build Kits
FFL/NFA Parts
Stripped Lower Receivers
Suppressors
CALL US
(386) 682-3885
0
0
HOME
SHOP
80% LOWERS
AR-15 80% LOWER RECEIVERS
AR-10 / 308 80% LOWER RECEIVERS
LASER ENGRAVED 80% LOWER RECEIVERS
80% LOWERS WITH JIG
LOWER/UPPER SETS
AR 308 LOWER/UPPER SETS
AR-15 LOWER/UPPER SETS
BUILD KITS
AR-15 RIFLE KITS
AR-15 .223/5.56 RIFLE BUILD KITS
AR-15 300 BLACKOUT RIFLE BUILD KITS
AR-15 7.62×39 RIFLE BUILD KITS
AR-15 AR9 9MM RIFLE BUILD KITS
AR-15 PISTOL KITS
AR-15 .223 / 5.56 PISTOL BUILD KITS
AR-15 300 BLACKOUT PISTOL BUILD KITS
AR-15 7.62×39 PISTOL BUILD KITS
AR-15 AR9 9MM PISTOL BUILD KITS
80 LOWER BUILD KITS
LOWER BUILD KITS
PISTOL UPPER BUILD KITS
RIFLE UPPER BUILD KITS
LOWER/UPPER/RAIL BUILDER SETS
AR-10 RIFLE KITS
UPPERS
AR-15 UPPERS
AR 15 PISTOL UPPERS .223 / 5.56
AR15 RIFLE UPPERS .223 / 5.56
300 BLACKOUT PISTOL UPPERS
300 BLACKOUT RIFLE UPPERS
22LR PISTOL UPPERS
22LR RIFLE UPPERS
AR-47 7.62×39 PISTOL UPPERS
AR-47 7.62×39 RIFLE UPPERS
AR9 9MM AR-15 PISTOL UPPERS
AR9 9MM AR-15 RIFLE UPPERS
6.8 SPC II UPPER BUILD ASSEMBLIES
AR-10 UPPERS
UPPER PARTS
UPPER RECEIVERS
AR-15 UPPER RECEIVERS
AR-10 308 UPPER RECEIVERS
SUPPRESSOR PARTS AND ACCESSORIES
BOLT CARRIER GROUPS
AR-15 BOLT CARRIER GROUPS
308 AR-10 BOLT CARRIER GROUPS
BARRELS
AR-15 .223/5.56 BARRELS
300 BLACKOUT BARRELS
AR-47 / 7.62×39 BARRELS
6.5 CREEDMOOR BARRELS
AR-10 / .308 BARRELS
AR-9 / 9MM BARRELS
HANDGUARDS
AR-15 HANDGUARDS
AR-10 / 308 HANDGUARDS
CHARGING HANDLES
AR-15 CHARGING HANDLES
.308 AR-10 CHARGING HANDLES
SIGHTS/OPTICS
BINOCULARS
FIXED AND FLIP UP SIGHTS
FRONT SIGHTS
REAR SIGHTS
FLASHLIGHTS
MAGNIFIERS
RED/GREEN DOTS
REFLEX SIGHTS
SCOPES
MUZZLE DEVICES
Flash Hiders
Muzzle Brakes & Compensators
Flash Cans & Blast Diverters
DELTA BARREL NUTS
EJECTION PORT DOORS
FORWARD ASSISTS
GAS BLOCKS
FIXED GAS BLOCKS
ADJUSTABLE GAS BLOCKS
GAS TUBES
FOREGRIPS
CONVERSION KITS
LOWER PARTS
STOCKS
BUFFER TUBE KITS
PISTOL STABILIZING BRACES
STOCK COMPONENTS
STOCK KITS
STOCKS
MAGAZINES
AR-15 MAGAZINES
AR-10 MAGAZINES
AR PISTOL GRIPS
BOLT CATCHES
DISCONNECTORS
LOWER PARTS KITS
MAGAZINE CATCHES
PINS AND SPRINGS
SAFETY SELECTORS
TRIGGER GUARDS
TRIGGERS & HAMMERS
FFL/NFA PARTS
STRIPPED LOWER RECEIVERS
SUPPRESSORS
GUNSMITHING
CLEANING TOOLS/SUPPLIES
80% LOWER RECEIVER JIGS
TOOLS
HANDGUN PARTS
HANDGUN BARRELS
1911 PARTS
GLOCK PARTS
GLOCK TRIGGERS
SPECIAL DEALS
SALE ITEMS
CLEARANCE ITEMS
DEAL OF THE DAY
PARTS UNDER $10
SHOP BY BRAND
Home
AR-15 Parts, Build Kits & Accessories
Product Tag -
ar-15 receiver extension tube
ar-15 receiver extension tube
ar-15 receiver extension tube
Filter
Sort by:
Sort by popularity
Sort by average rating
Sort by latest
Sort by price: low to high
Sort by price: high to low
Show:
24
16
36
AR Style Rifle extension Tube Castle Nut
0
out of 5
$
9.99
Original price was: $9.99.
$
7.00
Current price is: $7.00.
Add to cart
Show:
24
16
36
You've just added this product to the cart:
View cart
Continue
Main Menu
Top Navigation
HOME
SHOP
80% LOWERS
AR-15 80% LOWER RECEIVERS
AR-10 / 308 80% LOWER RECEIVERS
LASER ENGRAVED 80% LOWER RECEIVERS
80% LOWERS WITH JIG
LOWER/UPPER SETS
AR 308 LOWER/UPPER SETS
AR-15 LOWER/UPPER SETS
BUILD KITS
AR-15 RIFLE KITS
AR-15 .223/5.56 RIFLE BUILD KITS
AR-15 300 BLACKOUT RIFLE BUILD KITS
AR-15 7.62×39 RIFLE BUILD KITS
AR-15 AR9 9MM RIFLE BUILD KITS
AR-15 PISTOL KITS
AR-15 .223 / 5.56 PISTOL BUILD KITS
AR-15 300 BLACKOUT PISTOL BUILD KITS
AR-15 7.62×39 PISTOL BUILD KITS
AR-15 AR9 9MM PISTOL BUILD KITS
80 LOWER BUILD KITS
LOWER BUILD KITS
PISTOL UPPER BUILD KITS
RIFLE UPPER BUILD KITS
LOWER/UPPER/RAIL BUILDER SETS
AR-10 RIFLE KITS
UPPERS
AR-15 UPPERS
AR 15 PISTOL UPPERS .223 / 5.56
AR15 RIFLE UPPERS .223 / 5.56
300 BLACKOUT PISTOL UPPERS
300 BLACKOUT RIFLE UPPERS
22LR PISTOL UPPERS
22LR RIFLE UPPERS
AR-47 7.62×39 PISTOL UPPERS
AR-47 7.62×39 RIFLE UPPERS
AR9 9MM AR-15 PISTOL UPPERS
AR9 9MM AR-15 RIFLE UPPERS
6.8 SPC II UPPER BUILD ASSEMBLIES
AR-10 UPPERS
UPPER PARTS
UPPER RECEIVERS
AR-15 UPPER RECEIVERS
AR-10 308 UPPER RECEIVERS
SUPPRESSOR PARTS AND ACCESSORIES
BOLT CARRIER GROUPS
AR-15 BOLT CARRIER GROUPS
308 AR-10 BOLT CARRIER GROUPS
BARRELS
AR-15 .223/5.56 BARRELS
300 BLACKOUT BARRELS
AR-47 / 7.62×39 BARRELS
6.5 CREEDMOOR BARRELS
AR-10 / .308 BARRELS
AR-9 / 9MM BARRELS
HANDGUARDS
AR-15 HANDGUARDS
AR-10 / 308 HANDGUARDS
CHARGING HANDLES
AR-15 CHARGING HANDLES
.308 AR-10 CHARGING HANDLES
SIGHTS/OPTICS
BINOCULARS
FIXED AND FLIP UP SIGHTS
FRONT SIGHTS
REAR SIGHTS
FLASHLIGHTS
MAGNIFIERS
RED/GREEN DOTS
REFLEX SIGHTS
SCOPES
MUZZLE DEVICES
Flash Hiders
Muzzle Brakes & Compensators
Flash Cans & Blast Diverters
DELTA BARREL NUTS
EJECTION PORT DOORS
FORWARD ASSISTS
GAS BLOCKS
FIXED GAS BLOCKS
ADJUSTABLE GAS BLOCKS
GAS TUBES
FOREGRIPS
CONVERSION KITS
LOWER PARTS
STOCKS
BUFFER TUBE KITS
PISTOL STABILIZING BRACES
STOCK COMPONENTS
STOCK KITS
STOCKS
MAGAZINES
AR-15 MAGAZINES
AR-10 MAGAZINES
AR PISTOL GRIPS
BOLT CATCHES
DISCONNECTORS
LOWER PARTS KITS
MAGAZINE CATCHES
PINS AND SPRINGS
SAFETY SELECTORS
TRIGGER GUARDS
TRIGGERS & HAMMERS
FFL/NFA PARTS
STRIPPED LOWER RECEIVERS
SUPPRESSORS
GUNSMITHING
CLEANING TOOLS/SUPPLIES
80% LOWER RECEIVER JIGS
TOOLS
HANDGUN PARTS
HANDGUN BARRELS
1911 PARTS
GLOCK PARTS
GLOCK TRIGGERS
SPECIAL DEALS
SALE ITEMS
CLEARANCE ITEMS
DEAL OF THE DAY
PARTS UNDER $10
SHOP BY BRAND
About Us
Blog
Cart
