McMillan A1-3, this is the correct stock for an XM3 clone build, molded in olive color, Hart XM3 barrel contour, Inlet for M4 bottom metal, Inlet for XM3 EFR night vision rail. has not been bedded. Stock is brand new in the box, has never been on an action. bought it for an XM3 build but went with an A4 stock instead. $1000.00 shipped