Due to an overwhelming amount of orders, firearms and complete uppers ordered after August 1st may take up to 4-8 weeks for shipment. Thank you for your continued support.

Shop

AR15 COMPLETE UPPER 556 NATO 16 INCH M4 ANDRO CORP
556 16 INCH M4 FSB

$450.00
(5 reviews) Write a Review

- 4150 CMV Melonite

- 1/7 Twist

- M4 Feed Ramps

- Carbine Gas System with F-Mark Front Sight Base

- QPQ Corrosion Resistant Finish

- A2 Flash Hider

- 1/2-28 Threaded Muzzle

- M16 BCG, Nitride

- M4 Carbine Forearm

- 7075-T6 Mil-Spec Dry Film Lubed Upper w/ T-Markings

- Charging Handle

- Forward Assist

- Ejection Port Assembly

- 1 MOA Guarantee

Why choose us

icon 1
CUSTOM PRODUCTS

Design your own

icon 2
BULLETPROOF WARRANTY

We guarantee our products

icon 3
LIGHTNING FAST TURN AROUND

Get your product faster

- 4150 CMV Melonite

- 1/7 Twist

- M4 Feed Ramps

- Carbine Gas System with F-Mark Front Sight Base

- QPQ Corrosion Resistant Finish

- A2 Flash Hider

- 1/2-28 Threaded Muzzle

- M16 BCG, Nitride

- M4 Carbine Forearm

- 7075-T6 Mil-Spec Dry Film Lubed Upper w/ T-Markings

- Charging Handle

- Forward Assist

- Ejection Port Assembly

- 1 MOA Guarantee

5 Reviews 556 16 INCH M4 FSB

5 out of 5 (5 reviews) | Top Reviews | Hide Reviews Show Reviews
Write a Review
All Reviews
  • 5
    14.5" with Pin/Weld added

    Posted by SR Watson on Oct 2nd 2020

    Top quality, very accurate, pin/weld is superior

  • 5
    M4 upper

    Posted by Chris on Aug 18th 2020

    Can’t say enough about the quality of people assembling these quality parts. I don’t know any of them personally but with all the research I put into my purchase, it’s obvious these guys care greatly about the customer and the product they provide. I found zero negative feedback on Andro. Great prices, great service, and a great product.