All new center caps that require a screw will include a screw. Please note that this screw is the only screw the manufacturer provided us with. Used/Display Model center caps will not include a screw unless one is purchased during the checkout process. Center caps that have been discontinued and or that are at least 3 years old may have signs of aging. Although these center caps are not used or used as display models, they are subject to what conditions they are in after being so old, such as having scratches, or showing other signs of aging. Please call if you have any questions. Most pictures of older center caps actually have the aging signs in the pictures. Used and Display Model center caps will have scratches etc. Used/Display Model center caps are sold as with no returns. Please see our return policy for returns on new center caps. Pricing is PER center cap, unless listing specifically says for a set of four.