Seller: boltonhardware1 (1,270) 99.5%, Location: Rowland Heights, California, Ships to: US, Item: 162022528297 Color: Gold, Maker: Bolton Hardware, Material: Brass, Details: BOLTON HARDWARE Zinc Alloy Door Knocker With ViewerColor: GoldSKU# DK-976 Dimensions: 3 7/8" x 2 1/8" This is a zinc alloy door knocker with a viewer. The item comes with 2 screws for installation. Instructions:1. Place tape on inside and outside door surface at drilling points to help prevent wood splitting.2. Tape template onto door.3. Drill 7/16" hole halfway through door from each side for door viewer installation.4. Drill 1/4" pilot hole for upper and lower screw.5. Install lens from outside (through door knocker), tighten inside retaining ring.6. Align name plate frame and fasten lower screw.Polish with a soft cloth. Do not use abrasive waxes or cleaners. We have a 14 day return policy but the buyer must pay all shipping cost including the cost to get the machine to the buyer. There will be no additional fees if the machine arrived to us the way it was sent out, otherwise we may subtract some of the refund amount. Feedback: Our goal is to keep a 5-STAR rating in all categories. If you have any questions regarding our products or services, please give us a chance for correction. Please do not leave a negative or neutral feedback. We will do our best to fix it. Thanks You! We care about our customers, and we strive to bring you the best customer experience ever. We respond to ALL EMAILS, should you have any issues or questions regarding any item please contact us first before leaving NEUTRAL or NEGATIVE FEEDBACK. You will receive a response within 24 hours. If you don't receive the respond email, please check your SPAM/JUNK email folder. Feed Back: If you are considering leaving negative or neutral feedback, please give us the opportunity to resolve the issue first. If you have any questions, click "Ask a Question" at the bottom of this page. If you can't find a satisfying answer, feel free to message us or email us. We strive to respond to all email messages as fast as possible, however please allow up to 12 hours for your message to be answered during business days and up to 72 hours during weekends. All replied emails will go to the email address that you have registered on eBay. Please remember to check your email box and eBay message box. We give positive feedback immediately after payment is received. We would appreciate a positive feedback as much as you. If for any reason a problem should arise, please contact us prior to leaving feedback and we will gladly assist you and find the best solution.