Weight Stack Adapter Plates- 2.5lb Set of 3, Great Gift Item! Three 2.5 lb adapter plates for home gym with weight stack machines. As long as 2 guide rods are 5" apart from center to center. 3 guide barrell has 1" space in between on top plate. Works with Marcy, Body Craft, Body Solid, Multi Sports, Master fitness, ETC Ships to all 50 States, APO, FPO, and P.O. Box