Pack of 5 mixed rubber grommets and 10 rubber "O" rings. Rubber grommet for sealing downstem sleeve to water pipe. Mix of 10 mil slip-in, 10mil donut, 12mil donut, 12mil top hat and 15mil top hat. Rubber "O" ring for sealing pull stems. Mix of 9mm skinny and 9mm standard rubber "O"rings. Mixed pack can be custom ordered in the comments section at checkout. High quality American made rubber seal. "10mil donut and 10mil slip in are good quality soft rubber and stretches over 12mil downstems with ease" Be sure to use a little soapy water. Please see Glass Accessories Measuring Guide.
