Best Seller | Lasco 02-2237 Cone Washer with Ring 4-Pack Intended for use with old style corrugated and smooth metal supply lines . Commonly used for connecting metal flex piping to faucets or toilets. Will accommodate and fit 3/8-Inch OD Tubing Outer Diameter . Use with brass friction ring for complete... more | | $8.93 FREE shipping go to store |