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AR-15 Rifle Kit 5.56 M4 16″ / Chrome-Lined


Introducing Our Chrome Lined AR 15 Rifle Kit (Without Lower Receiver)
80Lowers presents our AR 15 Rifle Kit in 5.56 with Chrome Lined 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.

The kit contains the following:

  • Chamber – 5.56 NATO
  • Barrel Material – Chrome Lined 4140 Steel
  • Barrel Type – 16″ M4 Profile with M4 Feed Ramps
  • Barrel Threads – Mil-spec 1/2-28 UNF
  • Barrel Twist – 1:7 or 1:9 Twist
  • Flash Hider – A2
  • Gas Block – Military-spec Front Post
  • Handguard – 2 Piece Carbine
  • Upper Receiver – 7075 Forged A3 Flat-top
  • Bolt Carrier – Military-spec AR 15
  • Lower Parts Kit
  • Stock Assembly – Black 6-Pos US Made

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.