![plumbing - This fell out of my toilet when I unscrewed the supply line. What is it? - Home Improvement Stack Exchange plumbing - This fell out of my toilet when I unscrewed the supply line. What is it? - Home Improvement Stack Exchange](https://i.stack.imgur.com/IobXU.jpg)
plumbing - This fell out of my toilet when I unscrewed the supply line. What is it? - Home Improvement Stack Exchange
![3/8" Compression x 7/8" Brass BallCock Nut x 16" Stainless Steel Braided Toilet Supply Line - Noel's Plumbing Supply 3/8" Compression x 7/8" Brass BallCock Nut x 16" Stainless Steel Braided Toilet Supply Line - Noel's Plumbing Supply](https://www.noelsplumbingsupply.com/wp-content/uploads/2017/02/11856-1.jpg)
3/8" Compression x 7/8" Brass BallCock Nut x 16" Stainless Steel Braided Toilet Supply Line - Noel's Plumbing Supply
![12 in. Eastman Toilet Water Supply Installation Kit - 3/8 in. FIP x 7/8 in. Ballcock Nut | Supply Smart 12 in. Eastman Toilet Water Supply Installation Kit - 3/8 in. FIP x 7/8 in. Ballcock Nut | Supply Smart](https://www.supplysmart.com/wp-content/uploads/48208_HR.jpg)
12 in. Eastman Toilet Water Supply Installation Kit - 3/8 in. FIP x 7/8 in. Ballcock Nut | Supply Smart
![HOMEWERKS Universal x 7/8 in. BC x 12 in. Braided Stainless Steel Toilet Supply Line 7233-12-38-5 - The Home Depot HOMEWERKS Universal x 7/8 in. BC x 12 in. Braided Stainless Steel Toilet Supply Line 7233-12-38-5 - The Home Depot](https://images.thdstatic.com/productImages/b40570be-ff2f-4904-a783-c3ff15d7061d/svn/stainless-steel-homewerks-supply-lines-7233-12-38-5-64_1000.jpg)
HOMEWERKS Universal x 7/8 in. BC x 12 in. Braided Stainless Steel Toilet Supply Line 7233-12-38-5 - The Home Depot
![The Plumber's Choice Toilet Connector Water Line 3/8 in. x 7/8 in. Female Compression Balcock Nut Toilet Supply Line 24 in. NL-27424 - The Home Depot The Plumber's Choice Toilet Connector Water Line 3/8 in. x 7/8 in. Female Compression Balcock Nut Toilet Supply Line 24 in. NL-27424 - The Home Depot](https://images.thdstatic.com/productImages/3fd69bac-3810-421d-9418-0a9b98b76bf8/svn/braided-stainless-steel-the-plumber-s-choice-supply-lines-nl-27424-4f_600.jpg)