These are new AR-15 / M4 parts that will fit AR-10 and LR-308 in many cases as well.

13 - 24 of 26 items
Sort By:
AR/M4 Carbine H3 Heavy Buffer AR/M4 Ejector & Safety Selector Detent Spring
AR/M4 Carbine H3 Heavy BufferAR/M4 Ejector & Safety Selector Detent Spring

This is an H3 buffer for the AR/M4 carbine rifles and pistols that use buffer length tubes,  It uses tungsten weights and weighs approximately 5.4oz

This is Mil-Spec sized.

Made in the USA!

 

Mil-Spec replacement part for the ejector and safety selector detent spring for AR-15 and M4 rifles/pistols.

$39.99

$1.99

AR/M4 Extended Magazine Release Button AR/M4 Extended Takedown and Pivot Pin Set
AR/M4 Extended Magazine Release ButtonAR/M4 Extended Takedown and Pivot Pin Set

This extended model replaces the original mag release button and protrudges slightly more making it easier to find and push. The surface is knurled as well. It screws on just like the original but has a closed top so you thread it on until the...

This pin set includes both the rear takedown and front pivot pins.  They are CNC machined from steel and have extended heads/knobs to allow for easier gripping to pull them open. 

Made in the USA!

$6.99

$13.99

AR/M4 Magazine Release Spring AR/M4 Mil-Spec Magazine Release Button
AR/M4 Magazine Release SpringAR/M4 Mil-Spec Magazine Release Button

This is a Mil-Spec magazine release spring for AR-15 and LR-308 type rifles and pistols.

Made in the USA.

This is a Mil-Spec magazine release button that will fit AR-15 and LR-308 type rifles and pistols.

Made in the USA.

$1.99

$1.99

AR/M4 Receiver Extension Buffer Tube End Plate AR/M4 Receiver Extension Buffer Tube Lock Ring "Castle Nut"
AR/M4 Receiver Extension Buffer Tube End PlateAR/M4 Receiver Extension Buffer Tube Lock Ring "Castle Nut"

This is a Mil-Spec receiver end plate that orients the buffer tube vertically for AR-15/M4 and LR-308 carbines and pistols.

Made in the USA!

This is a Mil-Spec steel "castle nut" for locking the AR/M4 carbine's receiver extension/buffer tube in place.

Made in the USA!

$4.99

$4.99

AR/M4 Safety Selector AR/M4 Safety Selector Detent
AR/M4 Safety SelectorAR/M4 Safety Selector Detent

This is a Mil-Spec safety selector - sometimes called the selector switch or selector lever.  It will fit AR-15, AR-10 and LR-308 type rifles and pistols.

Made in the USA.

This is a Mil-Spec detent that goes on top of the safety selector spring on AR-15 and LR-308 type rifles and pistols.

Made in the USA!

$6.29

$1.99

AR/M4 Takedown and Pivot Pin Detent Spring AR/M4 Trigger and Hammer Pin - Mil-Spec 0.154"
AR/M4 Takedown and Pivot Pin Detent SpringAR/M4 Trigger and Hammer Pin - Mil-Spec 0.154"

Mil-Spec springs for the AR-15 and LR-308 takedown and pivot pin detents.

Made in the USA!

This is the Mil-Spec pin (0.154") used to hold both the trigger and hammer in the receiver. Price is per pin. This is known also as the "small size". Some commercial Colt rifles used a larger pin for a few years. The small pin size is 0.154" and...

$1.99

$1.99