E. Arthur Brown Company

EABCO 400 Legend Barrel - Fits AR15 Rifles Transform your AR15 into a powerful hunting rifle with the 400 Legend cartridge, ideal for deer and other big game. This 18" 416R stainless steel barrel...

EABCO 6mm ARC Barrel fits AR15 Rifles This extra long EABCO 24" HBAR Accuracy Barrel® was designed to squeeze the most from 6mm ARC in velocity, performance, and accuracy capabilities. The 1:7.5"...

224 Valkyrie 24'' AR-15 Barrel Stainless National Match Grade Fluted HBAR Accuracy Barrel® Maximum 24" Length for Fastest Velocities HBAR National Match Contour for Maximum Stiffness Straight...

Stainless AR-15 Fluted HBAR Barrel - National Match Grade Upgrade your AR-15 with our 24" Stainless Steel Fluted HBAR Barrel, designed for precision shooting with 5.56 NATO and .223 Rem (Wylde)...

Colt AR15/M16 Upper Adaptor Offset BushingAdapt your Colt large pin upper to fit your small pin lower with this offset adapter bushing.  On the Colt AR15/M16, the front pin that joins the...

EABCO 22 ARC Barrel for AR15 Rifles This EABCO 24" 22 ARC HBAR Accuracy Barrel® is crafted for AR-15 rifles, maximizing velocity and precision. Perfect for long-range shooting, this barrel is...

6.8 Rem SPC AR15 Bolt Carrier Group Shot Peened Black Nitride Finish w/No Logo Fits 6.8 Rem SPC, 400 Legend, 224 Valkyrie, etc.    Precision machined complete BCG (Bolt Carrier Group)...

Black Nitride AR15 Bolt Carrier Group Shot Peened Black Nitride Finish w/No Logo Fits 6.5 Grendel Type II, 6 ARC, etc.    Precision machined complete BCG (Bolt Carrier Group) with Black...

Black Nitride AR15 Bolt Carrier Group Shot Peened Black Nitride Finish w/No Logo Fits 223 Rem, 5.56 NATO, 300 Blackout, 350 Legend, etc.    Precision machined complete BCG (Bolt Carrier...

Our Mil-Spec Rifle Length Buffer Tube Kit consists of a 10" fixed position buffer tube, heavy 5.6 oz buffer assembly and an 11.5" pre-loaded steel spring. The buffer tube is made of T6-6061...

This is a .936" diameter Low Profile Gas Block designed to accommodate the larger barrel, yet fit under most handguards. Features: .936 diameter Low Profile Height: 1.43" 4150 Steel...

This is an extra long AR-15 Gas Block. Designed with the minimum profile to fit under nearly any handguard system, it snugly fits standard .750 diameter barrels.   Features: Mil-Spec...

AR-15 Ambidextrous Charging Handle Black A very nice ambidextrous charging handle at an affordable price. Lightweight anodized black aluminum. E. Arthur Brown Company, Inc 4088 County Road 40 NW,...

A Standard AR-15 Charging Handle. Mil-Spec 6061-T6 Aircraft Aluminum Smooth Operation under Extreme Conditions Black Finish Fits: AR-15 E. Arthur Brown Company, Inc 4088 County Road 40 NW,...

Nickel Boron AR15 Bolt Carrier Group Shot Peened Nickel Boron Finish w/No Logo Fits 223, 5.56, 350 Legend, 300 Blackout, etc.    Precision machined complete BCG (Bolt Carrier Group) with...

KAK Crush Washer 9/16x24 fits AR15 350 Legend - Often, 350 Legend Barrels are threaded 9/16x24 to avoid mounting a 22 or 30 caliber brake.- Our KAK Crush Washer 9/16x24 allows DIY-ers to time their...

Thread Protector AR-10 Heavy Profile 5/8X24 Stainless- Protect and beautify your Heavy Profile AR-10 muzzle threads with this beautiful knurled stainless thread protector. Standard 5/8X24 thread with...

Thread Protector fits AR15 Pencil Contour 1/2 x 28 Stainless - Protect and beautify your Pencil Barrel muzzle threads with this beautiful knurled stainless thread protector. Standard 1/2 x 28...

EABCO AR-15 22LR Accuracy Barrel® - Stainless Steel 16.695" Precision Design: Bentz match-grade 22LR chamber and .223 rimfire bore for top-tier accuracy Optimized Performance: 1:16 twist rate...

EABCO shop charge for installing customer's swivel studs.

EABCO shop charge for installing customer's riflescope.

EABCO Installation Charge for installing Hicks Accurizer into Ruger #1 Rifle.

KAK Compensator Kit9/16x24 fits 40 Cal- Includes Crush Washer- Often, 350 Legend Barrels are threaded 9/16x24 to avoid mounting a 22 or 30 caliber brake. The exit hole has to allow clearance for the ...

Magnum Slimline .308 Muzzle Brake Blue - Uninstalled Fits Pre-Threaded .308 Barrels with 5/8-24 Thread Fits 308 Win, 7.62 NATO or Smaller Reduces Felt Recoil Approximately 42-45% Expansion Chamber...

Magnum Slimline .223 Muzzle Brake Blue - Uninstalled Fits Pre-Threaded .223 Barrels with 1/2-28 Thread Fits 223 Rem, 5.56 NATO or Smaller Reduces Felt Recoil Approximately 42-45% Expansion Chamber...

DPMS COMPATIBLEAR-10/LR-308 M-Lok 12" Super Slim Free Float Handguard.Features:Matte Black FinishM-LOK SlotsInside Diameter: 1.5"12" LengthAircraft Grade AluminumAnti-Rotation TabsOne Piece Free...

Thread Protector fits AR15 BULL Contour 1/2 x 28 Stainless- Protect and beautify your BULL Barrel muzzle threads with this beautiful knurled stainless thread protector. Standard 1/2 x 28 thread with...

Push Buttom QD Sling Swivel fits AR-15, Oryx, etc. This is our standard QD sling swivel with low profile push-button release. It fits the standard .365" QD swivel ports on AR-15s and many chassis...

Jam Nut for Compensators, 5/8x24, Stainless, .750 Dia. Specifications: 5/8x24 TPI .750OD E. Arthur Brown Company, Inc 4088 County Road 40 NW, Garfield, MN 56332

Jam Nut fot Compensators, 5/8x24, Black, .750 Diam Specifications: 5/8x24 TPI .750OD E. Arthur Brown Company, Inc 4088 County Road 40 NW, Garfield, MN 56332

Thread Protector fits AR308 HBAR Contour 5/8 x 24 Stainless- Protect and beautify your HBAR muzzle threads with this beautiful knurled stainless thread protector. Standard 5/8 x 24 thread with a...

Long Range 6.5 Creedmoor AR Barrel 24"- This 6.5 Creedmoor chambered (DPMS style) 24 inch barrel is machined from 416R Stainless Steel with a bead blasted finish. Our 6.5 Creedmoor Barrels are...

Thread Protector fits AR15 HBAR Contour 1/2 x 28 Stainless- Protect and beautify your HBAR muzzle threads with this beautiful knurled stainless thread protector. Standard 1/2 x 28 thread with a...

Thread Protector fits 350 Legend and 400 Legend AR15 HBAR Barrel - 350 Legend and 400 Legend AR15 Barrel has a unique muzzle thread so we had to make up these thread protectors especially to fit...

Nickel Boron AR10/LR-308 Bolt Carrier Group- Precision machined complete BCG (Bolt Carrier Group) combines shot peened surfaces with Nickel Boron finish for the best lubricity, function, and...

AR10/308 Lower Parts Completion Kit   All the internal parts needed to complete a stripped lower AR10/308 receiver. DPMS compatible and all manufactured in the USA under strict quality control...

AR10/ LR308 Bolt Assembly, Nickel Boron Finish.- Replaces your factory bolt assembly and fits into your Bolt Carrier. Compatible with all AR10/LR308 DPMS Gen 1 specs but made better with superior...

AR15 MilSpec Buffer Tube Kit  Complete buffer tube parts kit for mounting M4 MilSpec style collapsible butt stocks on an AR15 firearms. See the photos for comparison of Commercial vs...

AR15 Commercial Buffer Tube Kit  Complete buffer tube parts kit for mounting M4 Commercial style collapsible butt stocks on an AR15 firearm. See the photos for comparison of Commercial vs...