SMC型内螺弯接头KB2LF04-M5,KB2LF04-M6,KB2LF04-01,KB2LF04-02,KB2LF06-01,KB2LF06-02,KB2LF06-03,KB2LF08-01,KB2LF08-02,KB2LF08-03,KB2LF10-01,KB2LF10-02,KB2LF10-03,KB2LF10-04,KB2LF12-02,KB2LF12-03,KB2LF12-04,KB2LF16-04,