Brother SA250 Thread Cassette for Cassette-Sewing and Embroidery Machines Thread cassette for Brother cassette-sewing and embroidery machines Back-up cassette allows for faster threading and sewing Pre-thread as many cassettes as desired; change colors at a moment's notice Compatible with Brother models SE270D; CS8150; and CS8060 Measures 4-2/7 by 3-1/4 by 2-1/4-inch