Not for the Robur E model, but only for modifying a doser model. 97 mm wide at the bottom x 97 mm at the top x 96 mm tall. To mount the motor cover position it correctly and center punch the screw positions. Drill holes with the chosen standard bit determined by the choice of screws to be used. M2 x 10 mm screws and washers (the washers are not necessary, and are being phased out, so may or may not be) included.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.