Nearly 9,000 M-1s were manufactured during the 1980s and 90s. The U.S. Army and Marines only use about 1,600 now, with foreign operators accounting for another 1,500. So there are plenty of older M-1s in storage. . . . [They] could remain in service for another forty years or more.
Anyone would swords to ploughshares ideas for these could do the nation some good.