Universal Mounting Rail for Structured Wiring Special Order A package of 2 universal rails to mount adapter plates and modules; such as,Telephone, CATV, or Network modules. Accomodates modules from Leviton, OnQ, OpenHouse, and others. Can be mounted to plywood or other manufacturer’s structured wiring boxes. Compatible with: ELK SWP Adapter Plate ELK SWP3 Adapter Plate ELK SWS Battery Shelf Not required in ELK...