Welcome to Cheaper Than Dirt! Shop 200,000+ deals on firearms, ammunition, gun parts, survival gear and more. All in stock and ready to ship.
Previous | Next

CMMG 12.5" MR Barrel Sub-Assembly 5.56mm 55DDF0A

Submit a review
CMMG, Inc.
55DDF0A
815835016221
ARR-118-078
Ships from Warehouse 1
Typically ships the same business day when ordered before 4pm CST.
$159.97
Add To Wishlist Tell A Friend
Can we ship this to you?
  • DESCRIPTION
  • REVIEWS
Perfect for building your custom AR-15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Features and Specifications:
Manufacturer Number: 55DDF0A
12.5"
Multi Role Profile
4140 Chrome Moly
Salt Bath Nitride Finish inside and out
1:7 Twist
5.5645 NATO Chamber
Threaded 1/2-28
Carbine length gas port
.750" Gas Journal

Installing this product will subject it to NFA laws and doing so without a license is a felony possession of a Class III firearm. Check your local laws.  
Be the first to review this product.

Submit a review