AR15 Monolithic Stock Adapter, M-10

This stock adapter was originally designed for use with the MAX-10/15 Upper Receiver but can also be used with the MAX-10/45 mk2, MAX-10/9 mk2, MAX-10/31 and MAX-10/31k Upper Receivers or other receivers with higher sight lines or scopes attached. Attaches to M-10 lower receiver. Allows use of AR-15 buttstocks.