Opening damper FD115 Helps to prevent the door and door handle from hitting a return wall. Simple fitting into guide rail and continously adjustable. Does not replace a door stop. Can be used only with G464 on active leaf. Mounting plate DC112Angle mounting plate for FD110 and FD111. Carry bar FD102Carry bar for fire door closing systems on double doors. Sliding arm FD494Sliding arm with free-swing function.