This generic installation kit with mounting bracket for the GSA 28 servo is for push/pull applications and is not specific to any airframe. This kit is supplied with a 3/8” diameter x 8” long solid rod. This rod is intended to be used as the attachment link between the GSA 28 and the flight control system. It is the installer’s responsibility to cut this rod to the correct length and tap the ends for the male rod end bearings