YONEX WZ model, set of 2 with racket cases. - Brand: YONEX - Model: WZ - Accessories: Racket cases - Quantity: Set of 2 Thank you for viewing. This is a sale of a rare set of 2, 4UG6 rackets. They are new and unused, with the strings strung at the time of purchase. They have not been used for trial hitting, and the grips are as they were when purchased. The strings are strung at 28 lbs. These are limited edition, Axel Sen color, which are sold out on the YONEX official website.