Cylinder-bed, top and bottom coverstitch machineMF-7900/7900D series: H22 (Hemming, for light-weight)MF-7900/7900D series: H23 (hemming, for medium-weight)
Model: MF-7923D-H22/UT
Reference: MF-7923-H11/UT
Cylinder-bed, top and bottom coverstitch machineMF-7900/7900D series: H11 (elastic band seam model)
Model: MF-7923-H11/UT