Material:Brass Color:Black/Bronze/PVD Gold/Chrome Style:Modernized & Simple Size:As the Picture Shows Backset:50mm Lock Spacing:85mm Fit Thickness of Doors:35mm~50mm Applications: Many kinds of interior doors Package include: As the Picture Shows   Hight quality,best price is our pursuit 1. 33 years of OEM and retail experience. 2. Over 8000 square meters of workspace. 3. Capacity 160PCS/month. 4. Certificate: UL&CE 5. All products QC staff check before Delivery. Quick reply within 12 hours.