hi guys i am needing you opinion on cranks .... that i can use for front freewheel i have only use the tensiles with front freewheel and i think the are rubbish. they flex alot and the threads come of really easily what cranks would be gd for me ? i like strong cranks due to be heavey footed.... well heavie overall and will not flex like the tensiles i have been thinking about the echo cranks ? are they any good ? cheers curly