This spherical door lock for doors board thickness 1.18"(30mm) to 1.97"(50mm).Please measure the door of your home before buying. | Adjustable Solid Latch Length (the distance of Hole Center to the Door Edge): 2-3/8" or 2-3/4"(60mm or 70mm). Fits both right handed and left handed doors.Please measure the door of your home before buying. | Door hole diameter:(2.13-2.36”,54-60mm),Not can't more than 2.36” or 60mm.Otherwise it cannot be installed.Please measure the door of your home before buying. | Stainless steel technology, long service life.Applicable to:study,privacy,bedroom,bathroom,storeroom,kitchen,office,school. | Before purchasing, please carefully measure the parameters of the door panel to meet the above values, so as not to fail to install. After purchase, if reading the instructions will not install, please find a professional installation, so as to avoid damage.