Embroider caps on your multi-needle machine with commercial level productivity by having more than one cap frame. This optional cap hoop allows you to embroider along the curve of any cap and even on flat brimmed hats. With additional cap frames you can have several caps hooped and ready to snap-in. Quickly embroider caps up to 2 3/8" x 5 1/8" (60mm x 130mm). Requires EPCF4 Cap Frame Set to have the driver, and mounting jig needed for use on the machine.