?????????????
??G STONE???????

???????1985?
?????????Skiving?????????

??????????????????????????
???????????????????????????????

??????????????????????????
GSTONE?????????????
????????????

GSTONE?????????????
??????????????????
??????????????

?????????
???15x39T????11x44T

???????10.4?1
??????????????
????????????

?????
????15X39T????????

?????????????
????????????????????

??????????

??12X40T??
???11X44T????

????????????8.66?1

???????

?????????
?????????

?????????
????????????
?????????????

???????????????

???1951g

?G STONE??????????????1586g
?????????365g

?????????
??????????

??????????????

??????????
???????????

MotoBuy??????
CODO 58.5mm?? 250???????
??0-400m????

??????????????????????

????????????GSTONE?????

???????0-100km?????????????
??50km??GSTONE????????????

60km?80km?????????
?????????????????????????
??????????????
????????????

?0-400m???????
??GPS?????

???????????????????????
????123.34km

?????????120.64km???2.7km

??????

?????GSTONE?????????????
???????????????
???????????????

???????

???? MotoBuy ??????  ???

???? ???????