CMMG 22D5BC3 22LR Barrel and Collar Kit

Perfect for building your custom dedicated 22LR AR15 upper group. Also Includes a barrel collar to replace the chamber adapter on your 22AR Conversion.

Perfect for building your custom dedicated 22LR AR15 upper group. Also Includes a barrel collar to replace the chamber adapter on your 22AR Conversion.

Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go. For best performance use a round style hammer as notched hammers can cause...

Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go. For best performance use a round style hammer as notched hammers can cause...

Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go. For best performance use a round style hammer as notched hammers can cause...