Image Item No. Description By  2555  Tile, Modified 1 x 1 with Clip Catalog: Parts: Tile, Modified 1  15712  Tile, Modified 1 x 1 with Open O Clip Catalog: Parts: Tile, Modified 1  2412  Tile, Modified 1 x 2 Grille (Undetermined Type) Catalog: Parts: Tile, Modified 21  2412b  Tile, Modified 1 x 2 Grille with Bottom Groove Catalog: Parts: Tile, Modified 63  2412a  Tile, Modified 1 x 2 Grille without Bottom Groove Catalog: Parts: Tile, Modified 22  15209  Tile, Modified 1 x 2 with 2 Teeth Vertical Catalog: Parts: Tile, Modified 2  35787  Tile, Modified 2 x 2 Triangular Catalog: Parts: Tile, Modified 2  22385  Tile, Modified 2 x 3 Pentagonal Catalog: Parts: Tile, Modified 3