Signum Pro Blackline power Hyperion 1.24mm (diamond-black) 12m pkt
Signum Pro’s Blackline power Hyperion takes Co-polyester strings to a new level due to its new optimized molecular structure. Blackline power Hyperion offers players outstanding power combined with excellent playability and comfort without sacrificing durability. Hyperion maintains Signum Pro’s legendary reputation for producing strings with minimal tension loss and string movement.
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