The High Density Blue StringWeaver is best used on tennis rackets for which the distance between the 14 middle main strings is between 5 and 5-3/4 inches.
Sale!
StringWeaver
High Density Blue StringWeaver
$19.99
Used for dense string patterns such as 18×20 or on smaller racquet head sizes.
This is the 1.0 Version of the StringWeaver and is on sale for $19.99 while supplies last.