Seller: mdi19772013 (897) 99.6%, Location: Albany, Kentucky, Ships to: US & many other countries, Item: 221749605961 Material: Plastic, Details: Purchased at estate auction in large container filled with mixed hardware. 3 5/8 long. 3" centers. Screws included. I'm unsure what this material is as pictures show it's some type of cultured plastic.