Aquila 72U RED SERIES, Ukulele TENOR Low-G Tuning - G4 (unwound) nt elasticity andaccurate intonationpast the 12th fret.Pressing strongly the string on the frets, the note does not became sharper.It is not necessary to file the nut slot wider to accommodate it. Single string / Tenor Ukulele (4th) g -unwound (plain)Low G tuning (string is tuned 1 octave lower)Mix of NYLGUT andred copper powderColour: red-brownGauge:1,07 mmFits string set 88URed Series - Nylgut made firstly elastic and then added with red copper powder in order to increase the density to about twice that of standard white Nylgut.Slightly rough surface; this texture has eliminated the squeak that sometime happen with the Nylguts.The new red-brown strings feature a great feel, excelle