These Aquila Thunderguts are made of a polymer, specially designed to sound great and play better than any other bass uke rubber string. This set can be used on our M-Bass and M-Bass Fretless (not recommended for 25" fretted).
4544 N. Lincoln Ave. Chicago, IL. | Call us: (773) 751-3398 | Floor Model deals in-store! | Instrument rentals are easy at Old Town: