I am thinking of buying a complete lower from Bushmaster to put away for when funds accrue.
Question is how interchangeable are the uppers and lowers of different manufacturers? Does Bushmaster only fit Bushmaster?
Or should I just wait for the cash for a complete gun.
Question is how interchangeable are the uppers and lowers of different manufacturers? Does Bushmaster only fit Bushmaster?
Or should I just wait for the cash for a complete gun.