select id from where lcase(lang)=''

    Products number

    Double seal insert, 3/8" Outer - 1/4" Inner

    Double seal insert, 1/2" Outer - 0,332" Inner

    Double seal insert, 5/8" Outer - 0.472" Inner

    Double seal insert, 8 mm Outer - 6 mm Inner

    Double seal insert, 7/8" Outer - 0.669" Inner

    Double seal insert, 10 mm Outer - 7 mm Inner

    Double seal insert, 12 mm Outer - 9 mm Inner

    Double seal insert, 15 mm Outer - 11.5 mm Inner

    Double seal insert, 16 mm Outer - 12 mm Inner

    Double seal insert, 18 mm Outer - 14 mm Inner

    Double seal insert, 22 mm Outer - 17.5 mm Inner

    Double seal insert, 28 mm Outer - 23 mm Inner

      Products number