DORMAKABA DK - Additional function ZR18 - gear insert for EXPERT - Additional functions for inserts Balls and handles for door handles which are packed in 2

which are packed in 2 pieces with the possibility of slow opening and closing of the door (only 1 retarder can be used for wings smaller than 720 mm)

Dimensions w/h/d: 305 x 335 x 100 mm

The rosette has a diameter of 30 mm and a thickness of 1 mm

It is only up to you which type of opening and which handle you choose from our wide range

DORMAKABA DK - Additional function ZR18 - gear insert for EXPERT - Additional functions for inserts Balls and handles for door handles which are packed in 2toothed wheel insert is an alternative to the standard thumb insert and is used in multi point mortise door locks to facilitate locking unlocking of the lock. The gear wheel reduces the force required to turn the key.