The Corbin Russwin UT5210 Pre-Assembled Unit Lockset - Passage or Closet Function

Latchbolt by grip on either side. Both grips are always free, Non-Keyed, This Lock Is Ideal For, Schools, Universities, Office Buildings, Historic Buildings, Institutions, and High Traffic Areas. For Doors 1 3/4" Thick, 2 3.4" backset, Lock Chassis One-piece investment cast frame. Machined internal parts of steel, bronze, and stainless steel. Zinc dichromate for corrosion resistance. Corbin Russwin UT5210 Pre-Assembled Unit Lockset, Strike Wrought brass or bronze, ANSI strike with nylon adjusting screw, standard. 4-7/8", ANSI/BHMA Designed to meet A156.2 Series 2000. Meets A117.1 A