15 19 25 32 38 40 45 51 57 63 76 89 -203mm Homebrew Sanitary Food Grade VMQ Silicone Sealing Ring Gasket Seal For T-Thread Union

High-concerned chemical : None Standard or Nonstandard : Standard Model Number : 38x50.5mm Material : Silicon Origin : Mainland China Shape : Ring Gasket Certification : NONE