Thomastik-Infeld Double bass strings Dominant nylon core - E x (193)The globaly recognized reference string, unmatched in sound and playability Flexible multifilament syntetic core Insensitive against humidity changes Soft sound, warm and rich in overtones, feel of gut Orchestral tuning. 3 4 Gre fr Mensur 1040 1060mm (41 41. 7") Synthetic core, chrome wound, medium tension G: 29. 0kg 63,9lbs D: 29. 0kg 63,9lbs A: 30. 0kg 66,1lbs E: 30. 0kg 66. 1lbs C: 30. 5kg 67,2lbs Set 4 string 118. 0kg 260. 0lbs