Ktm duke 3902017 bike very hard and cery dissappointed is very difficalt ktm duke 3902017 very thirdclass bike ktm duke bike badly and not good other bike comparizens very not comptivle prize high.poor people are not buy ktm duke 3902017 .ktm duke 3902017 inzen is not strong other bike . Ktm duke 3902017 not good.