Mil-Spec AR-15 buffer tube kit with carbine-length spring, foam-insert buffer, and castle nut. Black finish, 8" length, 13oz weight for reliable AR platform builds.
Fits: AR-15
A straightforward, no-nonsense buffer tube assembly designed for AR-15 platform rifles. This Mil-Spec kit provides the essential components needed for a functional carbine-length recoil system.
The buffer tube is the foundation of your AR-15's recoil management system. A quality Mil-Spec assembly ensures consistent cycling, reliable feeding, and predictable recoil impulse. Whether you're building a new rifle or replacing a worn component, this kit delivers proven performance without unnecessary complexity or cost.