Brand Name: Ace *Style: Tulip *Product Type: Double Entry Door Kit *Finish: Polished Brass *Material: Steel *Grade: 3 Grade *Commercial or Residential: Commercial and Residential *Backset Dimension: Adjustable 2-3/8 to 2-3/4 in. *Lockset Type: Keyed *Minimum Door Thickness: 1-3/8 in. *Number of Keys Included: 4 each *Drill Resistant: Yes *Number in Package:2 pk *Packaging Type: Visual Pack *ADA Compliant: No *Maximum Door Thickness: 1-3/4 in. *Faceplate Material: Antique Brass *Indoor and Outdoor: Indoor and Outdoor *Knob Style: Knobs *Project pack with two sets of knobs and locks*Keyway: KW1 *Discovery ACC, NBR, SUP