The M.C.S. Rifle Mags consists of the AR-15, AR-10 and PCC classes. These are perfect for the occasional range days or the next big competition. With the ability to be adjusted to most magazine types and mounting options. Features: 35000 AR-15 M.C.S. (all AR-15 and .223 AICS type mags) 1.75 inches belt clips Will accept rounds forward/rounds backward Can "Nest" together with other M.C.S. accessories to maximize use of available real estate Lifetime warranty