How to build a 3 or 4 link suspension

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Next you can trim up the plate to save some weight, although not necessary. Next cut another plate 8 ½X6” and place one leading even with the edge on the right. Drill a 9?16” hole that is in the same exact place as the upper right hand hole. The trailing edge should be about a half inch behind. Also cut a piece of 1/4X2” flat iron 6” long and place along the bottom so that the trailing edge of the flat iron is even with the trailing edge of the larger plate and drill two 3/8” holes through both plates 1” up from the bottom and ½” from the edge of the flat iron as shown in the pic.