MaxGrade MDC300DKB Grade 1 Commercial Door Closer, Size 1-6, Dark Bronze Non-handed design for LH or RH doors, Tri-packed for regular, top jamb and parallel arm applications Adjustable power size, 1 thru 6 UL Listed 3 hour fire rating, ADA compliant Adjustable latching and sweep speed valves, adjustable backcheck control Lifetime mechanical and finish warranty