This model is stamped with JTTAA.
This is the prototype for many of the many Arylate carbon-equipped rackets used by top players around the world. We've faithfully recreated the original design, recreating it as closely as possible. Its outstanding balance of offense and defense is evidenced by its continued success and popularity among top players worldwide. Type: Offensive shakehand. Rebound characteristics: 11.8. Vibration characteristics: 10.3. Blade construction: 5-ply wood + Arylate carbon. Blade size: 157 x 150 mm (regular). Blade thickness: 5.8 mm. Grip size (length x thickness x end width): FL: 100 x 25 x 34 mm. Average weight: 82 g. All rackets can also be used for large ball games. If you experience any skin or other abnormalities during use, discontinue use immediately.