SOLD ! New unused set...$25.00, includes shipping 1st class USPS CONUS only. Paypal works. Strings reside in the Nashville area. R.Cocco strings are the finest hand-made bass strings available. We use the highest quality materials to ensure balance the tension of each set from the highest string to the lowest string, giving even tone, precise intonation, and reliable tuning. The R.Cocco winding method ensures a long lasting string that retains its brightness. Model RC4F Material Stainless Steel Gauges G string: 0.045" D string: 0.065" A string: 0.080" E string: 0.100"