NT AR15 5.56mm CQB 11" Chrome Lined 1:8 Barrel
Factory New Condition
FFL is not required
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8/2/2017 11:10 AM
Item 676749046
Location Moncks Corner, SC 29461
Shipping Free Shipping On: Priority
See Item Description
No international shipments
Payment Visa / MasterCard, USPS Money Order, Certified Check
Checkout Yes, Immediate
Cash Discount The above prices on this item reflect a 3% cash/check discount. This discount is not valid for credit card purchases. Add 3% to the total cost for credit card purchases.
Sales Tax
Seller must collect sales tax from the following states:
SC 8%   
Inspection/ Return Policy

The seller of this item assumes all responsibility for this listing. You must contact the seller to resolve any questions or concerns before placing a bid. Payment must be made using U.S. dollars ($) unless otherwise stated in the listing. Firearms may only be shipped to a licensed dealer (FFL Holder). Some listed items may not be legal in every state. Complete your purchase within the law.

NAP-TAC 4150CMV Chrome Moly Hard Chrome lined Light Contour barrels are made to our custom specifications right here in South Carolina, USA!  Our barrels are precision button rifled for excellent accuracy, with a Mil Spec Phosphate finish, and threaded 1/2x28" for all popular muzzle device compatibility and suppressor use. We tuned the gas port size to offer excellent reliability with 5.56 or .223 ammo without being over-gassed.



*Barrel Length: 11.38"

*Gas Block Seat: .750"

*Rifling: 1 in 8 Twist Six Groove Button Rifled


*Heat treated and stress relieved 4150CMV Chrome Moly Steel

*Light contour under handguard

*Medium barrel contour forward of gas block (.740") to muzzle

*Feed Ramps: M4 Barrel Extension-Heat Treated & Polished 4140 Chrome Moly

*Gas System: Carbine length

*Chamber: 5.56MM (Will reliably shoot 5.56 or 223 ammo)

*Finish: Mil Spec Phosphate

*Twist: 1:8 RH

*Thread Pitch: 1/2×28"

*Engraved:  5.56 NATO 1:8

*Hard Chrome Lined



Proudly Made in the USA!


Barrels are manufactured from Solid bar-stock.  All cutting, drilling, reaming, rifling, profiling, chambering, threading and porting is done under 1 roof.  Bar stock is all from U.S. steel mills and is stress relieved and certified for hardness prior to barrel production.


Barrel installation should be performed by a qualified gunsmith.

All NFA Rules apply.  Please check all our state and local laws before ordering.


Contact Information


Website:  www.naptac.com  For additional product information.





Options for payment are Gunbroker Check Out, Call in with credit card (Visa and Mastercard accepted) with 3% service fee, Personal checks and USPS Money Orders.  Checks, Cashier Checks and NON-USPS Money Orders may require 7-10 business days for funds to clear before items will ship.  All auction prices reflect the cash discount price.  Use of Visa / Mastercard require a 3% service fee.  When mailing in payment please confirm shipping address and auction number.

Seller provided no "Additional Terms of Sale"
Mfg Part Number