Q2H12-U02,C-KQ2H12-U03,C-KQ2H12-U04,
C-KQ2H16-U02,C-KQ2H16-U03,C-KQ2H16-U04,
C-KQ2L04-U01,C-KQ2L04-U02,C-KQ2L06-U04,外螺弯接头,
C-KQ2L06-U01,C-KQ2L06-U02,C-KQ2L06-U03,
C-KQ2L08-U01,C-KQ2L08-U02,C-KQ2L08-U03,C-KQ2L08-U04,
C-KQ2L10-U01,C-KQ2L10-U02,C-KQ2L10-U03,C-KQ2L10-U04,
C-KQ2L12-U01,C-KQ2L12-U02,C-KQ2L12-U03,C-KQ2L12-U04,
C-KQ2L16-U02,C-KQ2L16-U03,C-KQ2L16-U04,
C-KQ2S04-U01,C-KQ2S06-U01,C-KQ2S06-U02,C-KQ2S08-U01,内六角直接头
C-KQ2S08-U02,C-KQ2S08-U03,C-KQ2S10-U01,C-KQ2S10-U02,
C-KQ2