+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

FN America Ar15 Barrel, 14.7inch Bb M4 5.56 Carbine 20-100044 Color: Black, Barrel Length: 14.7 in, w/ Free Shipping

FN America Ar15 Barrel, 14.7 Bb M4 5.56 Carbine - 20-100044
FN America Ar15 Barrel, 14.7 Bb M4 5.56 Carbine - 20-100044
1 of 1 images
FN America Ar15 Barrel, 14.7 Bb M4 5.56 Carbine - 20-100044

Tap Tap to Zoom

Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
Questions & Answers
Can I use this as a straight swap on stock FN 16 inch barrel Expert Answer

Yes, this barrel will work in standard AR-15 barrels.

by Ben, Gear Expert, October 20, 2021
See 1 More Answer
What is the twist rate on this barrel Expert Answer

The barrel twist rate is 1:7.

by Ben, Gear Expert, October 20, 2021
View All Q&A You Have a Question? Ask!
Color:
Black
Barrel Length:
14.7 in
Gun Model:
AR-15

Code: 57D-ATB-FNH-20-100044

MPN: 20-100044

UPC: 845737008567

List: $299.00Save $20.00
$279.00

Product Info for FN America Ar15 Barrel, 14.7inch Bb M4 5.56 Carbine

The Bore And Chamber Are Chrome Lined To Help Resist Corrosion And Provide Resistance To Heat Erosion Which Greatly Improves Barrel Life And Reliable Chambering / Extraction. The M4 Style Feed Ramps And Barrel Extension Provide Consistent Feeding And The Matte Black Manganese Phosphate Finish Resists External Corrosion And Oxidation.image

Specifications for FN America Ar15 Barrel, 14.7inch Bb M4 5.56 Carbine:

Manufacturer: FN America
Color: Black
Barrel Length: 14.7 in
Gun Model: AR-15

Package Contents:

  • FN America Ar15 Barrel, 14.7inch Bb M4 5.56 Carbine

FN America Ar15 Barrel, 14.7inch Bb M4 5.56 Carbine Orderable Models

List of Orderable Models

  • FN America Ar-15 Button Rifled Barrel Oal M4, Black - 20-100044 , MPN: 20-100044 , UPC: 845737008567 , Code: 57D-ATB-FNH-20-100044
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-10-09 UTC.