Combination of the new New Cristal treble strings and the legendary CANTIGA bass strings;510CRJ New Cristal Cantiga mixed tension, blue pack with red-blue stripe;Treble normal tension, bass high tension;e1: 0.73 mm/.029", 7.2 kg/15.89 lbs;h/b2: 0.83 mm/.033", 5.5 kg/12.14 lbs;g3: 1.03 mm/.041", 5.6 kg/12.36 lbs;d4: 0.76 mm/.030", 7.6 kg/16.78 lbs;A5: 0.90 mm/.036", 7.1 kg/15.67 lbs;E6: 1.12 mm/.044", 7.0 kg/15.45 lbs;Set tension: 40.0 kg/88.29 lbs;