9300B689 - Rim Exit Device with Hex Key Dogging - 36" Grade 1 - Powder Coated AluminumDormakaba 9300B689 Rim Exit Device with Hex Key Dogging 36" Grade 1 Powder Coated Aluminum DormaKaba Architectural Hardware 9000 Series Exit Device. The 9000 Series heavy duty exit device provides superior durability while the smooth reduced projection touchbar assembly minimizes catch hazards. For paired doors where a full width opening is only occasionally required, removable mullions are used. Doors are fitted with rim exit devices and normally