Check the listing for details. NUSET BERKELEY: PASSAGE KNOB (OIL RUBBED BRONZE). Color: Oil Rubbed Bronze, Condition: New. Listed at 37.00 USD. OverviewManufacturer: NU-SETCollection: BerkeleyType: KnobFunction : PassageFinishing: Oil-Rubbed Bronze (US10B)Handing : UniversalClass: Heavy Duty Residential / Medium Duty CommercialWarranty: Limited Lifetime Mechanical & Finish WarrantyIndustry Approval : ANSI/BHMA A156.2 Grade 2UL 3-Hour Fire RatingParts IncludedKnob : 2-1/8" DiameterRosettes: 3" DiameterDetachable Mounting Plate(s)Concealed Mounting ScrewsEntry Latch: 2-3/4" Backset1/2" Stainless Steel ThrowFaceplate: Square Corner, 1-1/8" x 2-1/4"Entry Strike Plate: Full Lips, Square Corner, 2-1/4" HeightEntry Strike Box: MetalOther Parts: Mounting Screw(s)Push PinInstallation Instruction and TemplateDoor Preparation ">Backset : 2-3/4"Door Thickness : Standard (1-3/8" to 2")Cross Bore : Standard (2-1/8")Edge Bore : Standard (1")