• Fits: PC Boards to Mounting Bracket and Chassis • Model(s) This Part Fits: M11, M11D, M9, M9D Includes: • (4 pcs) Standoff (RPI Part #RPS825) • (4 pcs) Standoff (RPI Part #MIS146) • (3) Ground Screw Kit (RPI Part #MIK160) • (1 pc) Locknut (#10-24 Keps Nut) (RPI Part #RPH823)