Hyosung Double Detect Roller w/ Bracket. Hyosung Double Detect Roller Needs to be Replace When it Starts to Melt/ Degredate. The New Roller Assembly Comes With the Brackets for Easy Install. Compatibility: Nautilus Hyosung 1,000 (Old Style) & All 2,000 Note Dispensers 1500SE, 1800CE, 1800SE, 2700CE, Halo, Halo II, Force