Image Item No. Description By  86996  Brick, Modified 1 x 1 x 2/3 with Open Stud Catalog: Parts: Brick, Modified 8  86876  Brick, Modified 1 x 2 with Stud on Side Catalog: Parts: Brick, Modified 20  80796  Brick, Modified 1 x 2 x 1 2/3 with Studs on Sides Catalog: Parts: Brick, Modified 2