M16A1 Upper Receiver In Stock Overview

This is a registered receiver conversion of an SP1(M16A1 Upper Receiver In Stock ) from Colt.  This has been remarked with an M-16A rollmark now.  This lower has the large pin hole up front and also comes with a conversion offset pin.

Frequently Asked Questions

What can you do with a Colt M16A1 rifle kit?

Original Colt M16A1 Rifle Kits with that nostalgic Vietnam War era look and also feel can be used to transform your existing semi-auto AR15 rifle into a vintage looking M16. You can also use these to build up a new semi-auto AR15 rifle that looks like it is almost 50 years old.

What do you need to make an M16 look like that?

You will need barrel, lower receiver, semi-auto disconnector, bolt detent plunger and misc small parts like pins, screws, springs, etc. Original Colt M16A1 Rifle Kits with that nostalgic Vietnam War era look and also feel can be used to transform your existing semi-auto AR15 rifle into a vintage looking M16.

What kind of receiver is the Colt M16A1?

The complete M16A1 upper receiver from Colt’s M16 reissue collector series Factory new. Also, some handling marks are normal for anything Colt A1 flash hider installed.