Keyboard for 4 series of the series buttons suitable for the scale I have 1:87 and scale N 1: 160 Keypad for 4 Push-Button Series Wagon Releases suitable for I have stairs 1:87 and n Scale 1: 160 TASTENFELD Für 4-TASTEN-SERIEN-WAGENENTRIGELGELUGEN PASSENDEnd Für Ho-MAßstab 1:87 und N-MAßstab 1: 160.