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Expo Arms 9mm AR9 Barrel - Straight Profile - 5.5"

Manufactured by Expo Arms
SKU: XP-B-9MM-55
MPN: XP-B-9MM-55
Manufactured by Expo Arms
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$64.95

In Stock

Non-FFL orders will ship within 1 business day. FFL orders will ship within 5 business days once transfer details are provided.

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Details

Details

The Expo Arms 5.5" Straight Profile 9mm AR-15 barrel has been designed to give you a premium barrel at an affordable price point. Each barrel is precision machined from high-strength 4150 chrome moly steel with a slick, durable salt bath nitride finish.

Features:

  • 5.5" barrel, Straight profile
  • Chambered in 9mm, 1:10 twist
  • 4150 chrome moly steel
  • Salt bath nitride finish
  • Threaded 1/2x36


This lightweight, handy straight contour barrel is perfect for AR pistols, and the 1/2x36 muzzle threads accept a wide range of 9mm muzzle devices and suppressors.

Expo Arms delivers mil-spec AR-15 components at competitive prices without compromising quality.

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Specifications

Barrel CoatingSalt Bath Nitride
Barrel ContourStraight
Barrel Length5.5
Barrel LiningSalt Bath Nitride
Barrel Material4150 Chrome Moly Steel
BrandExpo Arms
Caliber Gauge9mm Luger
Gas System LengthBlowback
PlatformAR9
Thread Pattern1/2 X 36
Twist Rate1:10
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.

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