Our Drop Down Coordinator Is Non-handed, Used To Coordinate The Closing Of Pairs Of Doors In Jamb Openings 36” To 104” Wide. The Coordinator Mechanism And Inactive Door Brackets Are Cast Of Solid Brass. The Roller Strike For The Top Of The Inactive Door Is Wrought Stainless Steel. The Overall Projection Of The Coordinator Arm Is 7”. The Rubber Roller At The End Of The Coordinator Arm Cushions The Contact Of The Active Door When It Is Closing. The Reversible Nylon Roller Which Lifts The Coordinator Arm Insures Smooth And Long Lasting Operation. A Curved Lip Roller Strike Is Supplied With All Devices.