SMC型外螺弯接头KB2L04-M5,KB2L04-M6,KB2L04-01S,KB2L04-02S,KB2L06-M5,KB2L06-M6,KB2L06-01S,KB2L06-02S,KB2L06-03S,KB2L08-M5,KB2L08-01S,KB2L08-02S,KB2L08-03S,KB2L08-04S,KB2L10-01S,KB2L10-02S,KB2L10-03S,KB2L10-04S,