The Falcon / Doromatic Door Closer SC91 is an affordable, high quality closer for residential or light commercial applications. They used to be know as the Doromatic SC90, but in about 2008, they changed it to the Falcon SC91. This closer offers adjustable closing, latching and back check speeds, along with adjustable spring tension. It has the ability to be mounted on the push, pull or top jamb and is non handed. This closer is considered a Grade 3 closer, which is the lightest grade you can get. The hole spacing is 3/4” x 6-3/8”. We ship the SC91 Rw/PA.