Window 1 x 3 x 2 Classic with Solid Studs, No Glass

Window 1 x 3 x 2 Classic with Solid Studs, No Glass (part 31a) is a Windows and Doors used in 1 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.