The M16 rifle (officially designated Rifle, Caliber 5.56 mm, M16) is a family of assault rifles adapted from the ArmaLite AR-15 rifle for the United States military. The original M16 rifle was a 5.56×45mm automatic rifle with a 20-round magazine.

Sep 2, 2019 · Colt XM16E1 Upper Receiver Assembly - with Forward Assist. An authentic Reproduction of the M16 variant fielded to the US Army & Marines in 1964-1968. Includes either a Chrome or Phosphate Bolt Carrier Group and Charging Handle - as well as …

Feb 1, 1998 · The M16 series of rifles has had much written about them. How to fix them, how to shoot them, the history and development- is all very well covered. What has been missing is a basic guide to the models, and how to identify them properly.

Jun 1, 2013 · In this article we will build up a proper XM16E1 and look at where the hunt for many of these parts led to. The M16-series rifle has gone through several evolutions through its service in the last 50 or so years. From top to bottom the Model 01, …

Oct 20, 2014 · In the Fall he advocated ordering 100,000 new rifles. The low recoil, light weight, and impressive rate of fire of the 5.56mm XM16E1 was perfect for the jungles of Vietnam.

Shown in the album here are replicas of an early 65-67 XM16E1, a 71 era M16A1, an early build of a late M16a1 w/an A2 lower (to be replaced) w/a starlight scope & a rebuild A1 86-94. Album by willyp. Photos by willyp. 1 - 68 of 68 Total. 1468 Visits.

M16 & M16A1. The XM16E1 was first adopted in 1962 for special purpose use by Army special forces, airborne, and airmobile troops with the M14 remaining the standard issue rifle of the infantry.

Jul 21, 2020 · This part was used in the AR-15, M16, and the XM16E1 until Dec 1966 (need photo... The spring guide was replaced with a buffer at about the time that the XM16E1 was adopted Standard A. It is still in use.

Sep 28, 2022 · After the fixes were in place, the M16 became a reliable weapon. During February 1967, Colt’s XM16E1 became the “U.S. Rifle, 5.56mm, M16A1,” officially replacing the M14 as the “Standard A” infantry rifle. Colt manufactured AR-15-M16 rifles in a large number of different configurations, far beyond the scope of this article.

The XM16E1 is a modified variant of the original M16 which featured several improvements, the most visible of which is the addition of the forward assist. The Army requested this feature, but the Air Force believed it had no benefit and only increased the weapon's per-unit cost.