We are offering Tubular Knob Lock . Listing Description High quality Reasonable price Delivery fast Fasion packing Detailed Description Tubular Knob Lock 1, Structure: 304 stainless steel or Solid brass construction. 2, Function: 1-Entrance, 2-Privacy, 3-Passage, 4-Storeroom, 5-Classroom, 0-Dummy are available. 3, Knob Style: 6 different knob styles available to meet customer“s need. 4, Finish: SS, PSS, PB, SB, AC, AB, CP, PVD, US15A, or required. 5, Latch bolt: 60mm (2-3 / 8") ~70mm (2-3 / 4") Adjustable latch as standard; Drive-in or 6 Way latch also available as request; 6, Rosette: Small Rose (65mm) as standard, M (70mm) & L (75mm) also available. 7, Keyway: KW1 (Kwikset) , SC1 (Schlage) , WR5 (Weiser) , Yale, C4 or special required. 8, Keying: KA(Keyed Alike), KD (Keyed Diffrent), MSK (Master Key), CSK(Construction Keying); 9, Door thickness: Fit doors 35mm (1-3 / 8") to 50mm (2") thick, easy to install. 10, Pack: WBX (White Plain Box) ; CBX (Colorful Box) ; or VP (Clam Shell) .