JETSPEED S 12 II ( JS-12 II F )

Shaft Material
High Resilience Modulus Graphite + PYROFIL + 6.6 SHAFT
Frame Material
High Resilience Modulus Graphite +TR＋ Nano Fortify TR＋
String tension LBS
3U:≤30 lbs(13.5Kg) 
4U≤29 lbs(13Kg)
Weight / Grip Size
3U / G5 
4U / G5