Natural Gut. By adding BT7, a new layering structure that increases the strings durability by 15% while retaining the comfort, power and tension hold you expect, Tonic+ Ball Feel is more durable and long lasting than ever.
Item #: 011520
Style #: 201022
Type: Natural Gut
Length : 40 feet / 12 meters
Gauge : Less Than 15L gauge / 1.35mm