Rectangular push button. Resilient strike and anti-lockout features. Converts to key locking set with key lock unit (976.7039 or 102.1740). 1-3/4" mounting hole spacing. For outswinging doors 7/8" to 1-1/4" thick. Internal spring for shock absorbing. Provides 90 degree opening for outswinging doors. Adjustable closing speed control valve. STORM/SCREEN DOOR HARDWARE KITFinish=Wht. Pwdr. Coated