5pcs 1/2" 3/4" 1" 1.5" 2" 3" 4" Tri Clamp Transparent Silicon Gasket Sealing Ring Flat Washer High Quality Sanitary Food GradeHome Improvement > Hardware1,30 USD (≈ 1,16 €)1,41 USDDisponibileSold by AliExpress WWVai al negozio