Up for sale is a Yonex Muscle Power 88 in excellent used condition (almost new). It was strung and used for maybe 3 times many years ago, then spent the rest of it's life inside the closet. It is really hard to find one in such good condition these days, so here's your chance to make it yours. Yonex Muscle Power 88 Shaft Serial: 6170206 Cone Serial: 180566IP String: Yonex BG85 Blue @ 23lbs. I'm asking $120 USD shipping included. The racket will come with a Yonex Armortec racket case. Payment by Paypal. Should you have any questions, please feel free to let me know.