TELL MANUFACTURING DC100316 Heavy-Duty Commercial Grade 1 Door Closer. 700 Series, 12741 Commercial Grade 1 Door Closer, 2 Million Cycles, Adjustable Size 1-4, Fits Interior 2' 6", Exterior 3', Aluminum Finish, UL Listed 3 Hour Fire Rated, ADA Compliant, Retrofit Hole Pattern 11-3/32" Horizontal x 3/4 Vertical Measurements, Tri-Packed For Regular, Top Jamb & Parallel Arm Applications, Adjustable Spring Tension, Sweep & Latch Valves. Heavy-duty commercial grade 1 surface applied closers.