Dec 18, 2024 · In 1965, they had gut feeling, and trial and error. The Colt 607 was a trial-and-error firearm. Only around 50 were made. From what I understand, each one of the 50 was hand-made and differed slightly. Let’s take a look at some of the 607’s design features, and how they differ from a modern AR-15.

Sep 18, 2023 · The Model 607 was Colt’s first attempt at a carbine version of the AR-15 rifle, shortening both the barrel and stock. The action is identical to a standard AR, but the barrel is only 10 inches (254mm) long, and the stock uses a collapsing design unique to this model.

Colt has been the most visible producer of ArmaLite AR-15 pattern weapons, and the military designations M16 and M4 are heavily associated with the company. Colt has an intricate internal nomenclature system for its models, with a variety of suffixes and prefixes.

Oct 13, 2023 · The Colt 607 is one of the more important rifles ever created because of the M4 The M4 Carbine is often considered the pinnacle of the AR design. It’s the Goldilocks rifle for many military forces.

Nov 9, 2024 · This is one of Colt’s toolroom prototypes of the Model 607, the very first carbine version of the M16 or AR-15. Background Colt was selling the AR-15 as a military rifle not just to the US Army, but also looking for international contracts for it.

Mar 11, 2023 · Prior to this I had fabricated my own 607 stock on my SBR'ed copy. I purchased a Double Star entry tube and the Sylvan buffer retainer nut. So how are you guys modding the stock to work with the entry tube?

In 1965, Colt introduced the Model 607 Submachine Gun. This was the first AR-15 made with a retractable buttstock and was as a product of the development of Colt's SMG prototypes. With its overall length being only 26 inches (660 mm) with the buttstock collapsed.

Jul 31, 2004 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Sep 3, 2019 · I am trying to figure out the difference between the 607 and 607A, and I have not had much luck. I know that the 607B is listed as "safe, semi, burst", but BOTH the 607 and 607A are listed as "safe, semi, full".

Sep 18, 2023 · The Model 607 was Colt’s first attempt at a carbine version of the AR-15 rifle, shortening both the barrel and stock. The action is identical to a standard AR, but the barrel is only 10 inches (254mm) long, and the stock uses a collapsing design unique to this model.