hey i am looking for a pow ski at least 100mm under foot. i am from the east though so i dont want anything with rocker cus ill be riding it a lot on the groomers to. im 5 ft 9 and about about 160 lb. things i have looked at are such as the prophet 100 and k2 obsethed. i no the obsethed has rocker but from what i have heard there is not a lot of it. lengths would be helpfull to. thanks