Image Item No. Description  4085c  Plate, Modified 1 x 1 with U Clip Thick (Vertical Grip) Catalog: Parts: Plate, Modified  3183c  Plate, Modified 1 x 4 with Tow Ball Socket, Short, 4 Slots (7mm Socket Length) Catalog: Parts: Plate, Modified  2476  Plate, Modified 2 x 2 with Pin on Bottom Catalog: Parts: Plate, Modified