Image Item No. Description  70942  Tile, Modified 1 x 2 with Ball Catalog: Parts: Tile, Modified  6179  Tile, Modified 4 x 4 with Studs on Edge Catalog: Parts: Tile, Modified  6180  Tile, Modified 4 x 6 with Studs on Edges Catalog: Parts: Tile, Modified  6178  Tile, Modified 6 x 12 with Studs on Edges Catalog: Parts: Tile, Modified  6205  Tile, Modified 6 x 16 with Studs on Edges Catalog: Parts: Tile, Modified