Contemporary bassists, as well as luthiers, who demand a tapered string to enable modern bass playing techniques, will be delighted by the superior performance Long Neck strings deliver. Today's players searching for increased stability in the lower registers will find great clarity and definition with DR's Long Neck strings. DR Long Necks use a single wrap around the core as the narrow winding passes over the bridge. Material: Taper Stainless Steel. Hexagonal Core Wire with Ball End. Gauges: 45, 65, 85, 105, 125.