MSI Cyrus 2.0 Runmill Isle Flush Stair NoseFinishing molding for Cyrus 2. 0 Runmill Isle Flush MSI Cyrus 2. 0 Runmill Isle Flush Stair Nose covers the expansion gap, transitions floor to wall, or terminates a flooring run with the matching stair nose profile. Sold by the piece in standard length, sized for direct install with construction adhesive no specialty trade required. What distinguishes a finished flooring install from a builder grade one is precisely this kind of matched trim work at