Item details Outer rosette includes red/white indicator disk and emergency release slot Inner rosette includes thumb turn Area of application The use on fire resistant doors is not permitted Key hole type Bathroom/WC with indicator disc red/green Color/finish matt Door thickness 37 – 52 mm Rose/escutcheon Ø 55.00 mm Backplate / rose/escutcheon thickness 8.00 mm For door thickness min. 1 7/16″ For door thickness max. 2 1/16″ Suitable for Häfele Startec PDH 4 model series Version Outer escutcheon with red/white indicator disc and emergency opening function (slot) Supplied with 1 pair of privacy rosettes 1 spindle at 8 x 60 mm (5/16 x 2 3/8″)* 2 machine screws M4 x 50 mm (M4 x 1 31/32″) * for 35 mm (1 3/8″) door thicknesses the 60 mm spindle has to be shortened on site