Image Item No. Description By  63868  Plate, Modified 1 x 2 with Clip on End (Horizontal Grip) Catalog: Parts: Plate, Modified 748  87580  Plate, Modified 2 x 2 with Groove and 1 Stud in Center (Jumper) Catalog: Parts: Plate, Modified 897  64799  Plate, Modified 4 x 4 with 2 x 2 Open Center Catalog: Parts: Plate, Modified 3  92099  Plate, Modified 4 x 6 with Trap Door Hinge (Long Pins) Catalog: Parts: Plate, Modified 1