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AR-9 Barrel 9mm – Chameleon 4.5" 1/2x36

Combat Armory · Barrel

Combat Armory AR9 4.5" 9mm 9x19 1:10 1/2x36 Barrel 416 Stainless Steel Chameleon

The AR-9 Barrel 9mm is a replacement barrel for the AR-9, finished in Chameleon. $39.99 (was $129.99), free shipping on orders over $99.00, ships within 24 hours.

$39.99 $129.99 Save 69%

In stock — ships within 24 hrs

Free shipping on orders over $99.00. Ships within 24 hrs — orders placed at the weekend ship Monday.

All Barrel

Combat Armory Manufacturing AR9 4.5" 9mm 9x19 1:10 1/2x36 Barrel in Copper

Barrel Coating: Gold Titanium Nitrite
Barrel Contour: Medium
Barrel Length: 4.5
Barrel Material: 416R Stainless Steel
Caliber Gauge.: 9MM 9x19
Feed Ramps: Polished
Gas System:: Blow Back
Thread Pattern: 1/2 X 36
Twist Rate 1:10
No indicator pin simple install just secure with barrel nut

Combat Armory machinist take pride in delivering the very best for our customers used by Military, Police, and Firearms enthusiasts

AR-9 barrel questions

Is this barrel threaded?

No. This is a standard-length barrel with no muzzle threads. If you want to mount a compensator or suppressor, choose the threaded version of the same barrel.

How fast does it ship?

Ships within 24 hrs — orders placed at the weekend ship Monday. Shipping is free on orders over $99.00; below that it is a flat $9.95.

Can I return it?

Unused barrels in their original packaging can be returned within 30 days of delivery. A barrel that has been fired, fitted or refinished cannot be returned.

See also: Shipping & returns · FFL transfers

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