ZIGGLER LHI PRO Compact Quad Voltaic System Frame designed to achieve the combination of heavy smashes and speedy racquet handling. The frame has been made smaller to maintain the fast swing demanded by advanced players. By reducing the drag caused by air resistance, racquet handling speed is increased. Strengthened with wider part at 1 to 2, 10 to 11, 5 and 7 o'clock area of the head to allow player to achieve better combination of heavy smashes and speedy racquet handling. Resulting in instant power during smash and making a full swing easy during short range rallies. Extra Slim Shaft 6.5mm creates faster, stronger and more intense shot. Technical Specs: Frame Material: 30T Japan HM Graphite + IPN + Compact Quad Voltaic Shaft Material: 50T Japan HM Graphite + Extra Slim Shaft 6.5mm Flex: Medium (8.0 - 8.5) Weight: 84g +/- 2 (4U-G2) Length: 675mm +/- 2Max Tension: 38 lbs Balance: 290mm +/- 3 (Slight Head Heavy) Grommets: 76 Hol