Welcome to DADSINCORPORATED.COM D.A.D.S., Inc. Serving North America’s Door, Gate & Access Control Industry D.A.D.S., Inc. is a Distributor of Access Control Devices, Garage Door and Gate Openers, Accessories and Parts.
21784R Screw-Drive Carriage. Includes Magnet for use with Excelerator. Screwdrive. (formerly 25589R,34107R.S,20414R.S) Do not use w/19795-S Clip-on style Limit Switches. The plastic limits can be knocked off by platform carriages. Fits most units with electronic control board (Sequensor).
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