Quick and easy button sewing with the special button sewing foot. This foot has two bars that attach to the foot shank to provide extra stability and also has a textured, rubber sleeve to hold the button secrely in place while sewing. 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