Black Knight Ion Galaxy PS Squash Racquet The Black Knight Ion Galaxy PS Squash Racquet is designed for advanced to professional players and is suitable for suitable for singles and doubles. It has been re-engineered with a thicker bridge and throat and with the addition of Power Surge to the shaft, this makes this racquet the top doubles player’s choice. Players who are serious about their doubles game will appreciate this racquet, with its increased stiffness, added power and enhanced vibration dampening attributes. The Ion Galaxy also features Black Knight’s latest technologies like NCT, Power of 6, 16K and BK’s Thermal Core technology. It weighs in at 140g and is strung with Ashaway Supernick Micro. Frame: Power Surge, BK’s Thermal Core technology (TC), NCT, 16K Fibre, Power of 6 String: SuperNick XL Micro String Tension: 25-29 Rigidity (RF): 93 stiff AFW: 140g DW: 135 Balance: Head light Speed: 8.3 Power: 8.9 Control: 9.7 Area: 500 sq.cm.