Mil-spec. receiver extension lock nut (castle nut) for use on AR15 carbines with an adjustable stock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA.
Related Products
From the same Collection
Aero Precision
Aero Precision AR15 Barrel Nut
Aero Precision
Aero Precision AR15 Buffers
Aero Precision
Aero Precision Delta 556
Aero Precision
Aero Precision Threaded Roll Pin
Aero Precision
Aero Precision VG6 EPSILON 556
Aero Precision
Aero Precision AR15 Crush Washer
Aero Precision
Aero Precision AR15 Rifle Buffer
Aero Precision
Aero Precision VG6 EPSILON 9mm
Aero Precision