Genuine Meyer Products/Diamond One Piece Plug Truck Side MDII/ Plus Mount Plow With Touchpad Harness
This is the Meyer Harness 22610. It is the truck side harness. This is the best way to buy it because it has the touchpad harness and power cables built right into it. This is the plug that was used on the MDII and Plus mount plows. It is the rectangle version. The later ones are round.  This plugs into 22604 plow side or the 22262 plow side plug . It is a 17-pin harness, has the power and ground, but you also need the truck side cables for it to plug into. It has the Night Saber plugs and the three pump solenoid wires.