NANO FUSION SPEED 722 FRAME MATERIAL : 30 TONNE JAPAN GRAPHITE SHAFT MATERIAL : 24 TONNE JAPAN GRAPHITE FRAME TYPE : SLIM BOX SHAFT DIAMETER : 7.5MM (TAPER SHAFT) WEIGHT : 77±2G (6U) BCP : 285±5MM (EVEN BALANCE) FLEX : 8-9 (MEDIUM) GROMMET SYSTEM : 72 HOLES MAX TENSION : 30 LBS (13.6KG) GRIP SIZE : G1 (ASIA, AMERICAS & MIDDLE EAST) G2 (EUROPE)