Faxon Firearms Ion Ultralight FX5500-U AR-15 Upper 5.56 NATO 16" Barrel Nitride Finish
User Ratings
No ratings yet
Be the first to review this product
Ion Ultralight FX5500-U AR-15 Upper Receiver, 5.56 NATO, 16" pencil-profile barrel with integral 3-port brake, 13" carbon fiber M-LOK handguard, nitride finish, forged construction; includes lightweight bolt carrier group and adjustable gas block as applicable.
Specifications
- Manufacturer:
- Faxon Firearms
- Category:
- Upper Receiver
- Weight:
- 49 oz (3.06 lbs)
- Length:
- 16.0"
- UPC:
- 816341024557
- MPN:
- FX5500-U
- Required Component:
- Yes
Sponsored
Right to Bear
They stand with you — no matter how tough the case
No recoupment clause means they don't come back for their money if things get complicated.
Get CoverageWhere to Buy
Have one to sell?
Price History
Current
$1,011.08
Lowest
$859.99
Highest
$1,011.08
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertWhat's Included in this Bundle
Related Guides
Guide
AR-15 Components: A Complete Reference Guide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
Left-Handed AR-15 Builds: Ambi Controls and Component Selection
A neutral guide to component strategies for left-handed shooters, left-eye dominant right-handed shooters, and those managing eye/hand dominance mismatches. Covers ambi uppers, charging handles, gas system tuning, and real-world tradeoffs.
6 min read