TacFire MAR110 A2 Mil-Spec Buffer Tube Kit 223 Rem 5.56x45mm NATO AR-15 Black Aluminum Rifle AR-15

TacFire's A2 Mil-Spec Buffer Tube Kit is a replacement to a damaged stock system or to transition from a 6 position stock, this kit allows the acceptance of a standard A2 stock to me installed. A2 stock not included. For 5.56/.223 AR-15's only. Length of Spring 12.75".