Combination of the New Cristal Corum treble strings with the renowned Corum basses;500CJ high tension, yellow-blue pack;Treble: New Cristal Nylon, Bass: CORUM silver-plated wound;e1: 0.75mm/.030", 7.8kg/17.22lbs;h/b2: 0.85 mm/.034", 5.8 kg/12.80 lbs;g3: 1.05 mm/.041", 5.7 kg/12.58 lbs;d4: 0.75 mm/.029", 7.5 kg/16.57 lbs;A5: 0.86 mm/.034", 6.5 kg/14.37 lbs;E6: 1.11 mm/.044", 6.9 kg/15.18 lbs;Set tension: 40.2 kg/88.72 lbs;