Schlage ALX80B ATH 626 Lever Locksets; Door Thickness: 1 3/8 - 1 3/4; Key Type: Conventional; Back Set: 2-3/4; For Use With: Commerical installation; Finish/Coating: Satin Chrome; Material: Brass; Material: Brass; Door Thickness: 1 3/8 - 1 3/4; Locks