Luth-AR AR-15 / AR-10 A2 Rifle Buttstock Extension Tube

Add some spare parts for your collection or get a jump start on your next build with the Luth-ARA(R) AR-15 / AR-10 A2 Rifle Buttstock Extension Tube. This buffer tube features 6061-T6 aluminum construction with a hard-coat anodized corrosion-resistant finish for unmatched strength and lasting durability. Designed for use with rifles chambered for .223 or .308. Made in USA.Installing A2 rifle buffer system on a carbine may affect function. There is no difference between a .223 and .308 A2 tube, they are the same.