Emtek 8821 Wilshire Keyed Sideplate Lockset: Solid Brass, Single Cylinder EntryEmtek's Wilshire Sideplate Entry Set pairs a traditional American sideplate with your choice of knob or lever, handcrafted from solid forged brass. The result is a substantial, smooth-operating entry lockset suited to the finest residential doors, and built to hold up to daily use.FunctionSingle Cylinder Keyed Entry: Locked and unlocked from the exterior with a key; locked and unlocked from the interior via the thumb-turn or interior mechanism. The correct choice for front doors, side entries, and any door that needs controlled access from outside.ConstructionSolid forged brass body - substantial feel, smooth operationBrass tubular latch mechanismInstalls quickly with included door templateSuitable for residential entry doors 1-3/8" to 1-3/4" thickAvailable FinishesChoose from 10 finishes: Polished Brass - Lifetime (US3), Satin Brass (US4), French Antique (US7), Oil Rubbed Bronze (US10B), Polished Nickel - Lifetime (US14), Satin Nickel (US15), Pewter (US15A), Flat Black (US19), Polished Chrome (US26), Unlacquered Brass (US3NL).Ordering NoteAll Emtek Sideplate Locksets ship as complete units - sideplate plus your choice of knob or lever. A knob or lever selection is required at checkout. See Companion Items to browse compatible Emtek knob and lever styles. The listed price covers both the sideplate and the knob or lever.SpecificationsCenter-to-Center: 5-1/2"Backset: Adjustable 2-3/8" or 2-3/4" (specify 2-3/4" in the Comments Box at checkout if needed)Cross Bore: 2-1/8"Door Thickness: 1-3/8" to 1-3/4"Latch Faceplate: Square Corner standard (2-1/4" x 1"); Round Corner available - specify at checkoutStrike: Square Corner standard (2-1/4" x 1-1/2"); Round Corner available - specify at checkoutMaterial: Solid Forged BrassLock Type: TubularKeyed Function: Single Cylinder