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

Forward Assist - All 4 types

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

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

Retro Rifles

C7 / C8 / M16A1E1 Upper Receiver

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

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

Magazine Catch Assembly

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

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

M16 Fire Control Group Only

  Fire Control Group only for M16 Trigger Hammer Selector Switch Auto Sear Sear pin Di

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

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

M16 Auto Sear, with Spring

Standard M16 Auto Sear, with Spring. As used in the Full Auto AR15, M16, M16A1, M16A3, M4, Mk18, Mk