This cone holder from BERNINA prevents spools and cones of various sizes from vibrating at any sewing speed.
Designed to work with Overlock/Cover-Stitch machines:
Group A - 009DCC, L220;
Group B - 700D, 800DL, 870D, 880DL;
Group C - 1100D, 1100DA, 1110D;
Group D - 1000DA, 1200DA, 1300DC;
Group E - 1150MDA, 1200MDA, 1300MDC;
Group F - L450, L460;
Group G - L850, L860, L890.