This UTG® A2 receiver extension tube kit is for mounting A2 fixed rifle buttstock to your AR-15 like the M16A2 fixed rifle stock. This is high quality complete AR-15 A2 Rifle Buffer Tube Assembly Kit. The AR-15/M16 A2 buffer tube assembly kit includes rifle length extension buffer tube, buffer, spring, A2 stock spacer and stock screw. The A2 rifle length extension tube is CNC machined from 6061-T6 aluminum with a hard coat anodized black finish. This kit is designed for only for the 223/5.56 AR-15/M16 rifle length platform. A2/A1 Stock is not included. UTG Limited Lifetime Warranty.
Fits Mil-Spec Standard A2/A1 Fixed Stocks. For 5.56/.223 AR-15’s Only.
Note: If You Need AR-15 233/5.56 A2 Fixed Stock With The Buffer Tube Assembly Get Item # RB-T308FB
Note: If You Need AR308, AR10 A2 Style Fixed Buttstock With Buffer Tube Assembly Get Item # RB-T308FB