Brick 10 x 10 without Bottom Tubes, without Cross Supports

Reference

733

Brick 10 x 10 without Bottom Tubes, without Cross Supports (part 733) is a LEGO element. CollectORbuild's catalog records it in 15 sets, including Assorted Basic Bricks - Blue and Assorted Basic Bricks - Red. It has been produced in 4 different colors.