Image Item No. Description  85940  Technic, Liftarm, Modified Bar 1 x 2 Catalog: Parts: Technic, Liftarm  64179  Technic, Liftarm, Modified Frame Thick 5 x 7 Open Center Catalog: Parts: Technic, Liftarm  64178  Technic, Liftarm, Modified Frame Thick 5 x 11 Open Center Catalog: Parts: Technic, Liftarm