Spacer plate (HA-DYST55) In some doors, especially in those of the thickness of less than 40 mm, the external escutcheon needs to be supplemented with a spacer plate. Ordering index: HA-DYST55 4mm spacer plate LOB 5500 LOB 5500 proximity keyring LOB 5500 Adel hotel lock LOB 5500 design hotel power switch