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Unfortunately this product is now discontinued
£6.46
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Signum Pro’s Blackline power Hyperion takes Co-polyester strings to a new level due to its 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.
Not sure what they need? A Stringers’ World eGift card gives your recipient the power to choose. From rackets and balls to string and clothing, they can be redeemed across our store.
Signum Pro
Free delivery available
Next day delivery - (LONDON NOT GUARANTEED)
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