1968 COLT M16A1 SP1 Parts Kit M16 A1 20″ Retro Vietnam War AR15 604 AR-15

LocationNashville, TN 37201
ShippingUSPS Priority Mail$25.00No international shipments.
Payment MethodsVisa / MasterCard, USPS Money Order, Money Order, Certified Check
CheckoutImmediate Checkout – Credit Card + 3% Credit Card Fee
Cash DiscountThe above prices on this item reflect a 3% cash/check discount. This discount is not valid for credit card purchases. Add 3% to the total cost for credit card purchases.


EXCELLENT CONDITION KIT with some honest wear Colt M16A1 – great ‘been there’ look!  Rare Edgewater Buffer / Rare CMPC marked barrel / Rare No Forge Code upper with great Colt proof marks!  This was built in 1968 – the only year Colt made handguards with drain holes that weren’t marked L + R. Selling a COLT SP1 / M16A1 parts kit in 5.56mm! This is in EXCELLENT condition. The bore is BRIGHT AND SHINY. This has a SP1 style 0.312″ front pivot pin and milspec fire control pins. This is 100% Colt parts! This has a M16A1 government profile barrel.

You will receive the EXACT parts shown in the pictures. This kit is complete except for the lower receiver

Acceptance of NRA Condition Rating Colt M16A1

By purchasing this surplus item you acknowledge that you have read and understand the NRA Rating System for surplus items as defined by the National Rifle Association outlined in the product description. The NRA Rating system provides a nationally recognized standard to judge the surplus condition.  Please make sure you have reviewed the condition rating and the NRA rating list posted in the item listing.Any returned surplus items that fall within these ratings will be subject to our return restocking policy.


The M16 rifle (authoritatively assigned Rifle, Type 5.56 mm, M16) is a group of military rifles adjusted from the ArmaLite AR-15 rifle for the US military. The first M16 rifle was a 5.56×45mm programmed rifle with a 20-round magazine.

In 1964, the M16 entered US military help and the next year was conveyed for wilderness fighting tasks during the Vietnam War.[11] In 1969, the M16A1 supplanted the M14 rifle to turn into the US military’s standard help rifle.[12][13] The M16A1 consolidated various changes including a bolt-help, chromed bore, defensive support around the magazine discharge, and updated streak hider.Glock 26


In 1983, the US Marine Corps took on the M16A2 rifle and the US Armed force embraced it in 1986. The M16A2 shoot the worked on 5.56×45mm (M855/SS109) cartridge and has a more current movable back sight, case redirector, weighty barrel, improved handguard, single handed grip and buttstock, as well as a self-loader and three-round burst fire selector.[14][15] Took on in July 1997, the M16A4 is the fourth era of the M16 series. It is furnished with a removable conveying handle and Picatinny rail for mounting optics and other subordinate devices.[16]

The M16 has likewise been generally taken on by other military all over the planet. Complete overall creation of M16s is roughly 8 million, making it the most-delivered gun of its 5.56 mm caliber.[17][1] The US military has generally supplanted the M16 in forefront battle units with a more limited and lighter rendition, the M4 carbine.[18][19]

In April 2022, the U.S. Armed force chosen the SIG MCX Lance as the champ of the Cutting edge Crew Weapon Program to supplant the M16/M4. The rifle is assigned XM5.

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