Meets the performance standards of Grade 1 and ADA compliant door closers. Items are highly recommended for commercial applications. They're made from solid aluminum for more longevity. Moreover, the spring tension is adjustable. 

• Aluminum alloy body with aluminum finish
• Comes non-handed / reversible therefore it can be installed on a left hand or a right hand door
• Supplied with both wood and machine screws
• For standard and top jamb mounting
• Adjustable Closing And Latch Speeds
• Regular Arm, Parallel Or Top Jamb Mount
• For Interior Doors Up To 44" Wide And Exterior Doors Up To 36" Wide And Weight Up To 243 Lbs
• CTC Hole Pattern: 9 1/6" x 3/4"
• Body Length: 9 7/8"
• ANSI Grade 1
• ADA Compliant