【Sunhayato】CK-7,
【Pomona Electronics】CK73041,CALIBRATION ACCESSORY KIT
【Sunhayato】CK-8,
CK-80,CBL FIBER OPTIC 2000UM POF 250M
CK80/L,
CK80/M,
【Sunhayato】CK-9,
【HOYT ELECTRICAL INSTRUMENT】CK910-AAC-010,