Lavta String Set (Item Code: LAUS) Replacement string set for the Lavta. Avarez brand AS-700, includes seven 45 inch long strings in four envelopes, numbered 1-3 & 5. Envelope 1 has two nylon strings with .032 inch gage. Envelope two has two silver wound steel strings with .025 inch gage. Envelope 3 has two silver wound steel strings with .030 inch gage. Envelope 5 has one silver wound silk thread string with .045 inch gage.