Proudly Made in Springfield, Oregon!

AR-15 Rifle Kit -5.56 M4 16″ / Chrom-Moly


Introducing Our Chrom-Moly AR 15 Rifle Kit (Without Lower Receiver)

80Lowers presents our Chrom-Moly AR 15 Rifle Kit in 5.56 with 16″ M4 Profile Barrel and Forged AR-15 Upper Receiver.

Out of stock


This parts kit provides everything you need to build an AR 15 Rifle with the exception of the Stripped Lower Receiver and Trigger Guard, or Self-completed 80% Lower Receiver.

This kit provides the following:

  • Chamber – 5.56 NATO
  • Barrel Material – Chrom-Moly (Chromium Molybdenum) Steel
  • Barrel Type – 16″ M4 Profile with 1:7 or 1:9 Twist
  • Barrel Threads – Mil-spec 1/2-28 UNC
  • Flash Hider – A2
  • Gas Block – Std Height Rail 0.750″
  • Handguard – 2 Piece Carbine
  • Upper Receiver – 7075 Forged A3 Flat-top
  • Bolt Carrier – Mil-spec AR 15
  • Lower Parts Kit
  • Stock Assy – Black 6-Pos Mil-spec Tube

Availability / Shipping:

This AR 15 rifle Kit will ship within 5-10 days from order by UPS or FedEx Ground service.  Shipping is set at $30 flat rate.

Legal Note:

Although not generally restricted, you should refer questions regarding manufacture, NFA Regulations, and individual state regulations to the ATF or obtain legal guidance prior to assembly.

How to Order:

No FFL Required!  You can order this AR 15 Rifle Kit by adding it to your cart and purchasing securely over our website, or e-mail us requesting that we contact you by phone to place an order that way.  We will ship this M4 Parts Kit to any persons over the age of 18.