Mounting bracket for two data connection modules of the following types: Brand-Rex: shielded EKU: E-Stone Dätwyler: KS-T, MS-K and KU-T R&M: Snap-In and Keystone Rutenbeck: UM and UMflex SETEC: MKJ, UKJ and XKJ Siemon TERA Telegärtner: AMJ and UMJ. Dimensions of a mounting opening in mm: 19.30 x 14.80. Suitable for installation unit GE2F with tube.