Finish: *Grade: Grade 1 *Hardware Included: Yes *Length: *Material: Aluminum/Steel *Mechanism: Hydraulic *Minimum Door Length: 30 *Brand Compatibility: *Packaging Type: Clamshell *Brand Name: Tell *Product Type: Door Closer *Adjustable Closing Speed: Yes *Sub Brand: *Weight Load: *Width: *Color: *Height: Certifications: ANSI A156.4, 2 million cycles *Chassis: Non-handed *Cast aluminum *Mounts to regular top jamb or parallel arm applications *Parallel arm bracket included *Main arm is forged steel and accommodates up to 3-1/4 in., adjustable extension arm *Spring power is adjustable 1-4 sized or fixed 2, 3 or 4 *Fits same hole pattern as Norton 1600 or Yale 50 series *Size 3 spring