Image Item No. Description  30271pb01  Baseplate, Raised 32 x 48 x 6 with 4 Corner Pits with Dark Bluish Gray and Light Bluish Gray Rock Pattern Catalog: Parts: Baseplate, Raised  51542  Baseplate, Raised 32 x 48 x 6 with Level Front Catalog: Parts: Baseplate, Raised  51542pb002  Baseplate, Raised 32 x 48 x 6 with Level Front with Plants and Vent Pattern (5 Stickers) - Set 7892 Catalog: Parts: Baseplate, Raised