Now available for order at Badminton Avenue!! Used by professional players including CHEN Yu Fei, AN Se-Young, HUANG Ya Qiong, Fajar ALFIAN, and many more! The new ASTROX 77 is a further evolved version of its predecessor, featuring new technologies for better performances and a 2.9% increase in smash power. The joint at the bottom of the frame is composed of a new resin material, Flex Fuse, which combines a shock-absorbing material with base resin for a softer feel on impact. The new elongated shaft is equipped with NamdTM, a carbon-graphite material that generates quick snapback to accompany the extra flex. The addition of the E.B.CAP PLUS (Energy Boost Cap Plus) is used for further snapback. Rotational Generator SystemIntricate weight distribution technology designed with the counterbalance theory that allows head-heavy racquets to recover faster between shots. Flex FuseFlex Fuse placed in the joint at the bottom of the frame to absorb shock and offer a softer feel on impact. Elongated shaftElongated shaft for more flex, improving smash performance. E.B. CAP PLUSThe utilization of the E.B. CAP PLUS (Energy Boost Cap Plus) is to increase snapback. Made in Japan Casual/Beginners: 20 - 22 lbs.Intermediate Player: 23 - 25 lbs.Advanced Player: 26 - 28 lbsProfessional Level: 29+ lbsStringing above the manufacturer's recommended stringing tension can severely impact the frame and will void the manufacturer's limited warranty. Reasons to Buy from Us:1. Fast Shipping from Trusted Carriers2. Safe payments via PayPal3. 30-Day return on most items4. Real helpful humans on our support team5. Tracking number for all shipments Thank you for ordering from me. Please give a 5-star rating to support your badminton retailer!