Luth-ARs Rifle Buttstock Extension Tube A2 for .223 or .308. rifles with MBA-1 or MBA-2 stocks. Constructed out of 6061-T6 Aluminum and featuring a Hardcoat Anodized Black Finish. There is no difference between a .223 and .308 A2 tube, they are the same.
Our Customer Service team is here to help you find the right product. Fill out the form below and one of our experts will get back to you via email within 24-48 hours.