This Kirkpatrick Traditional Ironmongery is part of the Antique Door Knocker Range. The Kirkpatrick Black Antique Door Knocker is supplied complete with matching screws. Available in black antique finish. The measurements are as follows. Ring: 101mm Plate: 127mm x 114mm. Shipping cost to be determined and is not factored into price. Due to weight and value, shipping cost will be factored on a per item basis. We will follow up with you to charge separately. No returns or exchanges after 10 business days. Customer responsible for shipping item back to Architectural Heritage. Please note that all items must be returned in their orignal packaging and in 100% sellable condition for refund or exchange to occur.