Magazine Catch Button

AR15 / M16 / M4 - Selector Switch - "Dimple" or "Flat"

The Original AR15 / M16 models (601 and 602) had a selector switch with a dimple. All later models d

AR-15 Lower Parts Kit

Phosphate AR 15 Lower Parts Kit Mil Spec Pistol grip options: A1 New (Not Colt) A1 Original A

Retro Rifles

Slip Ring / Delta Ring - All USGI Colt Models

Standard on all Colt Models from the beginning of the AR15 story in 1960 up until replacement by the

Retro Rifles

Pistol Grip - Original Colt M16 / A1

We offer 5 different grades of authentic Colt M16 Pistol Grips: A1 New (Not Colt) Black, Refurbi

Lock Ring & Castle Nut (Rare, Hard to find)

Used to tighten the Carbine Buffer Tube to the Lower Receiver, the US Military has used two differen

Forward Assist - All 4 types

All 4 types of Forward Assists used by the US military: Teardrop (1963-1982) Large Round- Modifi

Retro Rifles

C7 / C8 / M16A1E1 Upper Receiver

C7 (M16A1E1) Upper Receiver. This was a "transitional" model since it had a Shell Deflector for left

Magazine Catch Assembly

Includes Magazine catch, Magazine Catch Spring, and regular size magazine catch.

Retro Rifles

Duck Bill & 3 Prong Flash Hiders (1960-1983)

The first Model AR15 (Model 601) had what is often called a "Duck Bill" Flash Suppressor. It was the

Retro Rifles

M16A1 Upper Receiver

3 Color Options: Black Grey Black/Green 2 Assembly Options: Stripped Assembly, comes wit

Retro Rifles

Colt 601 - First model AR-15 Project Agile (1960-1962)

Colt bought the manufacturing rights for the AR-15 from ArmiLite in 1959, and in 1960 offered the fi

Retro Rifles

Lock Washer / Peel washer / Crush washer

The US Military has used three different types of washers to keep a muzzle device in place: .223/