Tubular door lock, knob lock ANSI grade 3 standard door lock. recommened for Entrance,privacy,passage lock. SS and brass material. thickness:35-45mm. Tubular door lock(HLT576-PB) Lock Function Entrance, Privacy, Passage; left and right handed door are available. Material solid brass Lock Finished US3, US5, US11, PVD, and so on, upon request. Door thickness 1-3/8'' or 1-3/4'' (35mm-45mm). Backset 2-3/8'' or 2-3/4'' (60mm or 70mm). Latch bolts Radius corner and strikers. 2-way, 4-way and 6-way are available. Cylinder 5 pins solid brass tumbler KeyKwikset keyway, 2 nickel-plated brass keys PackingColor box or Blister MOQ1,000 pieces