The AR15 Carbine Buffer Kit comes with everything you need to get your rifle and running. The package includes a steel endplate, castle nut, buffer, buffer spring, and a Mil-Spec anodized aluminum rifle receiver extension. The lightweight construction will ensure that your rifle stays trim and agile.
NOTE: For your safety, FRITZ TACTICAL SUPPLY recommends this part be installed by a competent, qualified gunsmith/installer with an understanding of the weapon platform that the part is being installed on. Always make sure the firearm is unloaded and pointed in a safe direction when working.