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Texas Gun Builders' Upper Assembly Parts are US Made with the exception of some of our hand guards used on some of our AR Uppers.

 

Texas Gun Builders stands behind every part we sell, with an unconditional Guarantee whether it's US Made or imported.

 

Texas Gun Builders offers a complete line of Cerakoted and KG GunKote Parts and we also provide the same service for our customers

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308 Nitride BCG | Bolt Carrier Group

Bolt Carrier Group for .308/7.62X51 and 6.5 Creedmoor, Nitride Treated,Made in the USA
$175.00 $189.00

AR-10 | LR 308 | Complete Upper Receiver | A3 Flat Top

This Guntec Complete Upper Receiver is machined from T6 6061 Billet Aluminum. This upper receiver can be used with multiple calibers on the AR-10 | LR 308 platform.
$169.00 $184.00

AR-10 | LR 308 | Stripped Upper Receiver | A3 Flat Top

This Guntec Stripped Upper Receiver is machined from T6 6061 Billet Aluminum. This upper receiver can be used with multiple calibers on the AR-10 | LR 308 platform.
$149.00 $164.00

AR-10 Handguard | 15in US Made Guntec Handguard | M-Lok Ultra Light Weight

This AR-10 Ultra Light Weight Model Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA! Right Down to the screws.
$119.00 $139.00

AR-10 Handguard | 16.5in US Made Guntec Handguard | M-Lok Ultra Light Weight

This AR-10 Ultra Light Weight Model Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA! Right Down to the screws.
$129.00 $149.00

AR-10 Heavy Bull Barrel 22in SS | 1:8 Twist | 6.5 Creedmoor | 416R Stainless Steel | Straight Fluted

AR 10 / LR 308, 22in Heavy Barrel, 1:8 Twist, 6.5 Creedmoor , 416R Stainless Steel , 5/8 x 24 threaded, Straight Fluted
$197.00 $229.00

AR-15 / M16 Titanium Bolt Carrier Group

Incredibly Light Titanium Bolt Carrier Group - AR15/M16
$347.00

AR-15 15in Air-Lok Handguard | US Made Guntec Handguard | M-Lok Compression Air Lite

This AR-15 M-Lok Compression Air-Lok Model Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA!
$109.00 $129.00

AR-15 16in Black Nitride Heavy Barrel / 1:8 Twist / .223 | 5.56 / Bear Claw Fluted / 416R Stainless Steel

AR-15 16in Black Nitride Heavy Barrel, 1:8 Twist, .223 Wylde, Bear Claw Fluted, 416R Stainless Steel, 1/2x28 threaded,Carbine Length Gas System, shoots .223 rem or 5.56 NATO ammunition
$148.00 $159.00

AR-15 16in Contour Barrel / 1:8 Twist / .223 | 5.56 / M4 / 4150 Steel Parkerized Finish

AR-15 16in Contour Barrel, 1:8 Twist, .223 Wylde, M4, 4150 Steel Parkerized , 1/2x28 threaded
$90.00

AR-15 16in Contour Barrel SS | 1:8 Twist | .223 | 5.56 | M4 | 416R Stainless Steel Finish

AR-15 16in SS Contour Barrel, 1:8 Twist, .223 Wylde, M4 Feed Ramps, 416R Stainless Steel, 1/2x28 threaded, shoots .223 rem or 5.56 NATO ammunition
$109.00 $121.00

AR-15 16in Heavy Barrel / 1:8 Twist / .223 | 5.56 / Diamond Fluted / 416R Stainless Steel

AR-15 16in Heavy Barrel, 1:8 Twist, .223 Wylde, Diamond Fluted, 416R Stainless Steel, 1/2x28 threaded
$148.00

AR-15 18in Heavy Barrel SS Rifle Gas/ 1:8 Twist / .223 | 5.56 / 416R Stainless Steel Finish

AR-15 18in Heavy Barrel SS Rifle Gas Length, 1:8 Twist, .223 Wylde, 416R Stainless Steel Finish, Shoots .223 and 5.56 NATO Ammunition
$110.00

AR-15 7.5in Contour Barrel | 1:7 Twist | .223 | 5.56 | 4150 Steel Parkerized Finish

AR-15 7.5in Contour Barrel, 1:7 Twist, .223 Wylde, M4, 4150 Steel Parkerized , 1/2x28 threaded
$77.00

AR-15 Anderson Complete Upper Receiver| A3 Flat Top

This Anderson Complete Upper Receiver is machined from 7075 T6 Aluminum forging. Featuring M4 feed ramps, this upper receiver can be used with multiple calibers on the AR-15 platform.
$77.00 $89.00

AR-15 Anderson Stripped Upper Receiver/ A3 Flat Top

This Anderson Stripped Upper Receiver is machined from 7075 T6 Aluminum forging. Featuring M4 feed ramps, this upper receiver can be used with multiple calibers on the AR-15 platform.
$57.00 $64.00

AR-15 Barrel 16in Contour / 1:8 Twist / .223 | 5.56 / SOCOM / 4150 Steel Parkerized Finish

AR-15 16in Contour Barrel, 1:8 Twist, .223 Wylde, M4 Feed Ramps, 4150 Steel Parkerized , 1/2x28 threaded, SOCOM Mid Length Gas, Shoots .223 & 5.56 ammunition
$106.00 $119.00

AR-15 Barrel 16in Fluted Stainless Steel / 1:8 Twist / .223 | 5.56 / Heavy Barrel / 416R Stainless Steel Finish

AR-15 16in Heavy Barrel , 1:8 Twist, .223 Wylde, M4 Feed Ramps, 416R Stainless Steel , 1/2x28 threaded, Straight Fluted, Shoots .223 & 5.56 ammunition
$114.00 $139.00

AR-15 Barrel 16in Heavy Barrel / 1:9 Twist / .223 | 5.56 / Diamond Fluted / 416R Stainless Steel

AR-15 16in Heavy Barrel, 1:9 Twist, .223 Wylde, Diamond Fluted, 416R Stainless Steel, 1/2x28 threaded, Shoots .223 & 5.56 NATO
$146.00 $159.00

AR-15 Handguard | 12in US Made Guntec Handguard | Keymod Air Lite

This AR-15 Keymod Air Lite Model Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA!
$102.00 $129.00

AR-15 Handguard | 12in US Made Guntec Handguard | M-Lok Ultra Light Weight

This AR-15 Ultra Light Weight Model Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA!
$89.00 $109.00

AR-15 Handguard | 12in US Made Guntec MOD LITE | M-Lok Skeletonized

This AR-15 Modular (MOD LITE) Skeletonized Series Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA!
$99.00 $129.00

AR-15 Handguard | 15in US Made Guntec MOD LITE | M-Lok Skeletonized

This 15 inch AR-15 Modular (MOD LITE) Skeletonized Series Handguard is made from the highest quality materials... every part of this hand guard and barrel nut assembly is Made in the USA!
$109.00 $139.00

AR-15 Heavy Barrel 18in SS | 1:8 Twist | 6.5 Grendel Type II | 416R Stainless Steel

AR-15 18in Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II , 416R Stainless Steel , 5/8 x 24 threaded
$120.00 $139.00

AR-15 Heavy Barrel 24in SS | 1:8 Twist | 6.5 Grendel Type II | 416R Stainless Steel | Straight Fluted

AR-15 24in Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II , 416R Stainless Steel , 5/8 x 24 threaded, Straight Fluted
$186.00 $199.00

Left Handed AR-15 Complete Upper Receiver| A3 Flat Top

This Left Handed Complete Upper Receiver is machined from 7075 T6 Aluminum forging. Featuring M4 feed ramps, this upper receiver can be used with multiple calibers on the AR-15 platform. Made in the US
$119.00

Low Mass BCG | Bolt Carrier Group | Nitride Finish | MPI Bolt

Low Mass Bolt Carrier Group for .223 or 5.56 or 300 Blackout, Nitride Finish with MPI Bolt.
$109.00 $119.00

Mil-Spec BCG / Bolt Carrier Group

Mil-Spec Bolt Carrier Group for .223 or 5.56
$96.00 $109.00

Mil-Spec BCG | Bolt Carrier Group | Nitride Finish

Mil-Spec Bolt Carrier Group for .223 or 5.56 or 300 Blackout, Nitride Finish with MPI Bolt
$99.00 $109.00

NiB BCG

Nickle Boron Bolt Carrier Group
$140.00 $149.00

US Made AR-10 308 Charging Handle & Upper Receiver Parts

US Made AR-10 / LR 308 Charging Handle 6061 Aluminum for 308 and 6.5 Creedmoor Upper Receivers Plus Dust Cover & Forward Assist Assemblies
$51.00

US Made AR-10 308 Charging Handle 6061 Aluminum

US Made AR-10 / LR 308 Charging Handle 6061 Aluminum for 308 and 6.5 Creedmoor Upper Receivers
$29.00

US Made AR-15 Charging Handle 6061 Aluminum

AR-15 Charging Handle 6061 Aluminum
$16.50

US Made AR-15 Charging Handle 6061 Aluminum w/Extended Latch

US Made AR-15 Charging Handle 6061 Aluminum w/Extended Latch
$29.00 $32.00

AR15 ADJUSTABLE STEEL LOW PROFILE GAS BLOCK (US MADE)

Adjustable Steel Low Profile Gas Block (US MADE)
$54.00 $64.00

AR-15 Micro Steel Multi Port Muzzle Brake / ATIT-S

1/2in X 28 Multi Port Muzzle Brake
$39.00

AR-15 Steel Multi Port Muzzle Brake / 1008

1/2in X 28 Multi Port Muzzle Brake
$34.00

AR-15 Steel Multi Port Muzzle Brake / 223SPIKE

1/2in X 28 Multi Port Muzzle Brake
$44.00

AR-15 Steel Multi Port Muzzle Brake / ARMB-3

1/2in X 28 Multi Port Muzzle Brake
$44.00

AR-15 Steel Multi Port Muzzle Brake/ 30 cal / TGB1

5/8in X 24 Multi Port Muzzle Brake
$44.00

AR-15 | AR-10 Forward Assist Assembly

Mil-Spec Forward Assist Assembly for use on both AR-15 and AR-10 Upper Receivers - Made in the US
$10.75

AR-15 | AR-10 Forward Assist Roll Pin | Qty 2

Two Forward Assist Roll Pins - Made in the US
$1.75
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