The popular ASTROX 77 design is now available in Shine Red, which personifies our hope to fire up the competition on the court. The ASTROX 77 is designed for intermediate to advanced players looking to dominate the court with steep smashes. It is equipped with the Rotational Generator System that enables quick recovery for a continuous stream of powerful attacks. The racquet utilizes Namd throughout the shaft producing more flex and a faster snapback. The ASTROX series is developed to meet the demands of aggressive attacking play, taking the point to your opponent with relentless steep attacks. The Rotational Generator System perfectly distributes weight through the grip end, frame top and the T-joint for maximum control, enabling smooth transitions between shots, in a rapid succession. Namd, a revolutionary graphite that produces more flex and faster snapback for imposing power. Technology: 1. Isometric The square-shaped ISOMETRIC frame shape is designed to keep vertical strings at a similar length, as well as the horizontal strings to produce an expanded sweet spot in all directions. 2. New Control Support Cap YONEX has designed a new octahedron shaped control support cap that reduces air resistance whilst encouraging nimble handling. 3. Advanced Rotational Generator System By applying the counterbalance theory, weight is distributed throughout the grip end, frame top and the joint for maximum control. The transition to the next shot can be performed smoothly with a rapid succession. 4. Revolutionary New Graphite Namd By utilizing high quality Namd graphite throughout the shaft and frame of both models more flex is produced with a faster snapback, unleashing dramatic steep power. The material stays flexible even with increased swing speed, bending when swing speed increases and restoring its original hard shape at the end of the swing. The ability to bend even further and snap back rapidly, produces stronger shots and greater smash speeds. 5. Built-in T-Joint NEW Built-in T-Joint is manufactured from a special lightweight plastic combined with epoxy resin and foaming agent that enhances quality and performance by increasing the stability of the shuttle on the string bed and through the air. Specifications Flex: Medium Frame: HM Graphite Frame Shape: Square / Isometric Shaft Composition: HM Graphite / Namd Joint: Built -in T-Joint Length: 10 mm longer Weight: 4U(Avg:83g) Grip: G5 Cover: Full Length Yonex Astrox Cover Stringing Advice: 4U: 20 28 lbs Made in Japan Free Grip Offer 1 Free Taan Over Grip