Image Item No. Description  44699  Duplo, Plate 2 x 2 with Handle Catalog: Parts: DUPLO, Plate  16686  Duplo, Plate 2 x 4 with Hinge Catalog: Parts: DUPLO, Plate  51698  Duplo, Plate 3 x 4 x 2 1/3 Rampart Catalog: Parts: DUPLO, Plate  51705  Duplo, Plate 8 x 8 with Trap Door Opening Catalog: Parts: DUPLO, Plate  98222  Duplo, Plate Round 4 x 4 with Hole with Locking Ridges Catalog: Parts: DUPLO, Plate  98218  Duplo, Plate Round Corner 4 x 4 Catalog: Parts: DUPLO, Plate