Therefore, riders pedaling activities are transmitted to the base and chassis, so that the rider can feel {HEAD ~ the same swinging effects} as provided by {TAIL ~ an outdoor bicycle}, and the riders muscles are not fatigued 
Therefore , riders pedaling activities are transmitted to the base and chassis , so that the rider can feel { HEAD ~ the same swinging effects } as provided by { TAIL ~ an outdoor bicycle } , and the riders muscles are not fatigued
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH