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"Precision AR components built to perform"

OH makes durable AR15 components and accessories, including uppers, parts kits, charging handles, BCGs, and barrels. Trusted by builders and armorers for consistent fit and finish.

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38
Products
27
In Stock
-
Founded
USA
Origin

All OH Products (27)

Buy Ohio Ordnance Works M2-SLR .50 BMG online Ohio Ordnance Works M2-SLR .50 BMG Buy ONE HORSE RIFLE OH-15 15 M-LOK 3 MAGS online ONE HORSE RIFLE OH-15 15 M-LOK 3 MAGS Buy OH M16 Rainbow Bolt Carrier Group 5.56/300 online OH M16 Rainbow Bolt Carrier Group 5.56/300 Buy OH M16 Gold TIN Bolt Carrier Group online OH M16 Gold TIN Bolt Carrier Group Buy One Horse OH-OS01 AR15 OH-SHYT Kit Spare Springs Pins Detents online One Horse OH-OS01 AR15 OH-SHYT Kit Spare Springs Pins Detents Buy OH-BS01 Mil-Spec 6 Position Buttstock Black Adjustable AR-15 online OH-BS01 Mil-Spec 6 Position Buttstock Black Adjustable AR-15 Buy OH Complete Ar15 Lower Receiver online OH Complete Ar15 Lower Receiver Buy OH OH-BT01 AR15 Buffer Tube Kit With Buffer, Spring, And End Plate online OH OH-BT01 AR15 Buffer Tube Kit With Buffer, Spring, And End Plate Buy OH OH-LPK01 AR15 Lower Parts Kit Complete online OH OH-LPK01 AR15 Lower Parts Kit Complete Buy OH FH01 5.56 A2 Flash Hider With Crush Washer 1/2-28 online OH FH01 5.56 A2 Flash Hider With Crush Washer 1/2-28 Buy OH OH-GB01 Low Profile Gas Block for AR15 online OH OH-GB01 Low Profile Gas Block for AR15 Buy OH OH-GT04 AR15 Rifle Gas Tube online OH OH-GT04 AR15 Rifle Gas Tube Buy OH OH-GT03 Mid Length Gas Tube for AR15 online OH OH-GT03 Mid Length Gas Tube for AR15 Buy OH OH-GT02 AR15 Carbine Gas Tube online OH OH-GT02 AR15 Carbine Gas Tube Buy OH OH-GT01 AR15 Pistol Gas Tube online OH OH-GT01 AR15 Pistol Gas Tube Buy OH OH-HG03 M-LOK Handguard 7 Inch Lightweight Aluminum Black online OH OH-HG03 M-LOK Handguard 7 Inch Lightweight Aluminum Black Buy OH OH-HG02 M-LOK Handguard 10 In Lightweight Aluminum Black online OH OH-HG02 M-LOK Handguard 10 In Lightweight Aluminum Black Buy OH OH-HG01 M-LOK Handguard 15 In Lightweight Aluminum Black online OH OH-HG01 M-LOK Handguard 15 In Lightweight Aluminum Black Buy OH OH-BR08 300 Blackout 7.5 In 1:7 Twist Rate Barrel online OH OH-BR08 300 Blackout 7.5 In 1:7 Twist Rate Barrel Buy OH OH-BR07 5.56 NATO 7.5 In 1:7 Twist AR Barrel online OH OH-BR07 5.56 NATO 7.5 In 1:7 Twist AR Barrel Buy OH BR04 ML SOCOM Barrel 16 Inch .300 BO 1:8 Twist online OH BR04 ML SOCOM Barrel 16 Inch .300 BO 1:8 Twist Buy OH-BR03 ML SOCOM 16 In 5.56 NATO 1:8 Twist AR Barrel online OH-BR03 ML SOCOM 16 In 5.56 NATO 1:8 Twist AR Barrel Buy OH-BR01 M4 Contour Barrel 16 In .556 1:7 Twist online OH-BR01 M4 Contour Barrel 16 In .556 1:7 Twist Buy OH OH-UBC01 Nitride BCG 5.56/.300 Black Finish online OH OH-UBC01 Nitride BCG 5.56/.300 Black Finish Buy OH UCH01 AR15 Standard Charging Handle online OH UCH01 AR15 Standard Charging Handle Buy OH OH-UPK01 AR15 Upper Parts Kit Dust Cover Forward Assist online OH OH-UPK01 AR15 Upper Parts Kit Dust Cover Forward Assist Buy OH OH-UR02 AR15 Stripped Upper Anodized online OH OH-UR02 AR15 Stripped Upper Anodized

About OH

OH focuses on practical, well-made components for AR15 platforms. Their catalog covers stripped and anodized uppers, complete upper parts kits, standard charging handles, nitride BCGs, and contour barrels, all made to support reliable assembly and service. Products from OH aim to balance value and durability. Builders appreciate the consistent tolerances and compatibility across parts, which helps simplify upgrades, repairs, and custom builds without surprises at the bench.

Headquarters

Established

-

Country of Origin

USA

History & Heritage

OH developed as a component-focused brand serving the modern sporting rifle market. Rather than emphasizing a single flagship firearm, the brand grew by supplying common AR15 parts and accessories used by hobbyist builders, gunsmiths, and armories. Specific founding details are not provided here.

Notable Products

Stripped and anodized AR15 uppers, AR15 upper parts kits with dust cover and forward assist, standard charging handles, M16 nitride BCGs, and M4 contour 16 inch 5.56 barrels.

Why Choose OH?

Choose OH when you want reliable, compatible AR15 components that make building and maintaining rifles straightforward.

Hot OH Items September 2026

Trending right now based on the last 30 days of TheGunDock orders + page views.

AR15 Buffer tube kit AR15 Buffer tube kit

AR15 Buffer tube kit AR15 Buffer tube kit

$30.00
✓ In Stock
 OH M16 RAINBOW BOLT CARRIER GROUP 5.56/300

OH M16 RAINBOW BOLT CARRIER GROUP 5.56/300

$129.00
✓ In Stock
 AR15 Std. charging handle AR15 Std. charging handle

AR15 Std. charging handle AR15 Std. charging handle

$24.00
✓ In Stock
 7.5" 5.56 Barrel 1:7 7.5" 5.56 Barrel 1:7

7.5" 5.56 Barrel 1:7 7.5" 5.56 Barrel 1:7

$83.00
✓ In Stock
 AR15 pistol gas tube AR15 pistol gas tube

AR15 pistol gas tube AR15 pistol gas tube

$19.00
✓ In Stock
 5.56 A2 Flash hider 5.56 A2 Flash hider W Crush washer 1/2-28

5.56 A2 Flash hider 5.56 A2 Flash hider W Crush washer 1/2-2

$16.00
✓ In Stock
 AR15 OH-Shyt kit

AR15 OH-Shyt kit

$16.00
✓ In Stock
 AR15 Stripped upper AR15 Stripped upper anodized

AR15 Stripped upper AR15 Stripped upper anodized

$60.00
✓ In Stock

Shop OH Products

Ohio Ordnance M2-SLR 50 BMG Semi-Auto Belt-Fed Rifle 45in (Ma Deuce)

Ohio Ordnance M2-SLR 50 BMG Semi-Auto Belt-Fed Rifle 45in (M

$15,987.00
✓ In Stock
 OH M16 GOLD TIN BOLT CARRIER GROUP 5.56/300

OH M16 GOLD TIN BOLT CARRIER GROUP 5.56/300

$129.00
✓ In Stock
 OH M16 RAINBOW BOLT CARRIER GROUP 5.56/300

OH M16 RAINBOW BOLT CARRIER GROUP 5.56/300

$129.00
✓ In Stock
 ONE HORSE RIFLE OH-15 15 M-LOK 3 MAGS

ONE HORSE RIFLE OH-15 15 M-LOK 3 MAGS

$504.00
✓ In Stock
 AR15 Stripped upper AR15 Stripped upper anodized

AR15 Stripped upper AR15 Stripped upper anodized

$60.00
✓ In Stock
 AR15 Upper parts kit AR15 Upper parts kit Dust cover and Fwd. assist

AR15 Upper parts kit AR15 Upper parts kit Dust cover and Fwd

$24.00
✓ In Stock
 AR15 Std. charging handle AR15 Std. charging handle

AR15 Std. charging handle AR15 Std. charging handle

$24.00
✓ In Stock
 M16 Nitride BCG 5.56/300 M16 Nitride BCG 5.56/300

M16 Nitride BCG 5.56/300 M16 Nitride BCG 5.56/300

$87.00
✓ In Stock
 M4 Contour barrel 16" 556 M4 Contour barrel 16" 556 1:7 twist

M4 Contour barrel 16" 556 M4 Contour barrel 16" 556 1:7 twis

$100.00
✓ In Stock
 ML SOCOM Bbl. 16" 556 1:8 twist ML SOCOM Bbl. 16" 556 1:8 twist

ML SOCOM Bbl. 16" 556 1:8 twist ML SOCOM Bbl. 16" 556 1:8 tw

$100.00
✓ In Stock
 ML SOCOM Bbl. 16" 300BO 1:8 twist ML SOCOM Bbl. 16" 300BO 1:8 twist

ML SOCOM Bbl. 16" 300BO 1:8 twist ML SOCOM Bbl. 16" 300BO 1:

$100.00
✓ In Stock
 7.5" 5.56 Barrel 1:7 7.5" 5.56 Barrel 1:7

7.5" 5.56 Barrel 1:7 7.5" 5.56 Barrel 1:7

$83.00
✓ In Stock
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The NFA Ruling Took Effect Today: What It Changes, and What It Does Not

A federal court struck down NFA registration for suppressors and short barreled firearms, and the ruling took effect Aug...
Aug 10, 2026

Can an FFL Ship a Gun to Your House? What the New ATF Proposal Actually Says

A proposed ATF rule would let licensed dealers complete a sale and ship a firearm to a buyer without that buyer setting ...
May 31, 2026

Firearm Shipping Restrictions by State (2026 Update)

State-by-state guide to firearm and ammunition shipping for online buyers and FFL dealers. Current as of May 2026. Cover...
Apr 16, 2026

The Strait of Hormuz: 2,500 Years of Trade, Arms, and Conflict

A twenty-one-mile-wide choke point has shaped the movement of goods — and weapons — across half the ancient and mode...

Shop OH by Caliber

.223 Remington / 5.56 NATO

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