A very useful addition to the sewing room when wanting a perfection straight "stitch in the ditch." The guide on the foot spreads the seams allowing you to stitch perfectly in the ditch, and is also useful when adding decorative top stitching along seams. Use with: Continental M7, Horizon MC12000, Horizon MC14000, Horizon MC15000, MC15000V3, MC6650, MC6700P, MC8200QC, MC8200QCPSE, MC8900 Horizon, MC8900QCP Horizon, MC8900QCPSE, MC9400QCP, MC9450QCP, Horizon MC9900, Skyline S3, Skyline S5, Skyline S6, Skyline S7, Skyline S9