Thank you for your interest in our Heavy Duty Door Closer. There is an adjustment screw on the closer that controls the speed. This is also shown in the instruction sheet included with the closer. I hope this information is helpful.
Thank you for your interest in our Black Heavy Duty Closer. All the screws needed for installation are included. I hope this information is helpful.
Thank you for your interest in our Heavy Duty Closer. Please refer to the instructions included with the closer. If there are any parts missing kindly return it to your nearest Home Depot store.
Thank you for your interest in our Heavy Duty Door Closer. Our closer has a maximum extension of 13 inches. I hope this is helpful for you.