Modulex Brick 1 x 3 with M on Stud

Reference

1131M

BrickLink® #

Mx1131M

Modulex Brick 1 x 3 with M on Stud (part 1131M) is a LEGO element. CollectORbuild's catalog records it in 1 set, including Unused Modulex parts sold by LEGO. It has been produced in 7 different colors.