NANO ENERGY
NAME :NANO ENERGY COMPOSITION :100% CARBON BALANCE : 31.5 ¡Ó1cm (UNSTRUNG) HARDNESS: RA-67~68 .min (UNSTRUNG) PROFILE : 20-21mm WEIGHT :320¡Ó7.5g (UNSTRUNG) HEAD SIZE:612cm2 /95 SQ.IN