Linear Spacer 3 mm are part of the leveling system used to assist ceramicists in laying tiles. By using this method, simple, fast and precise installation is guaranteed. They are used with NKL2U1 pliers and NKM-50 cable. Due to the thin foot (1.3 mm), they enable maximum savings of glue on flat surfaces. It is intended to be used for tile surfaces up to 60x60 cm and 4-13 mm thick.