1. [Adjustable, Reversible and Designable]The single cylinder door latch can be adjusted from 60mm to 70mm(2-3/8 to 2-3/4 inch) as your home design style. Most standard-sized doors ranging from 1-3/8 inch or 1-3/4 inch in thickness are compatible and fitable. The front door handle hole drill can be adjusted from 215mm/8.5in to 225mm/8.86in, fit for most of preexisting door configurations, reversible perfectly for both right and left handed doors!<br> 2. [Modern Style with ]Lowe half portion, this front entry handle is to be used with an existing deadbolt or electronic smart deadbolt lock. Solid zinc alloy adopts advanced electroplating spray paint and has high-strength anti-corrosion ability, smooth surface without impurities. Suitable for commercial & residential.<br> 3. [Excellent Design]The front door handle is perfect for use with an mechanical deadbolt or electronic smart deadbolt lock on entry doors and front doors. The black entry door handle is designed in both conventional and modern style, so it fits most decoration styles, and suitable for both commercial and residential applications.<br> 4. [Modern Style with ], contemporary style: made of sturdy zinc, steel, and stainless-steel materials; bold square shape for modern appeal<br>