KAK AR-15 Mil-Spec Carbine Buffer Tube / Receiver Extension Kit

The AR Receiver Extension Kit is constructed from aircraft grade aluminum with rolled threading. The buffer tube has been hard coat anodized for ma...

This Anderson MIL-SPEC Stock Hardware (Receiver Extension & Buffer) Kit includes an extruded 7075-T6 aluminum receiver extension (buffer tube) ...

The package includes a steel endplate, castle nut, buffer, buffer spring, and a Mil-Spec anodized aluminum pistol receiver extension. The lightweig...

MANUFACTURER'S DESCRIPTION This Mil-Spec buffer tube kit includes an end plate castle nut aluminum carbine buffer tube buffer and buffer tube spri...

This kit contains all the necessary parts to mount your Mil-Spec dimension stock assembly to your lower receiver. Receiver Extension - Mil-Spec,...