Strom Plumbing (Sign of the Crab) manufactures this 1 1/2'' diameter sink hole cover. Available in unpolished brass, supercoated (non-tarnishing) brass and chrome. Enjoy free shipping on all our Vintage products. If there are any questions feel free to contact us on our toll free number. Free shipping on all products. Warranty: 5 years for defects in material and workmanship - some limitations apply.