The self-flexing frame assures stability and cushion over rugged terrain, and the internal hydro-drive pedalling system is a closed system that ensures no loss of power up climbs or singletrack.

• 自我伸展帧保证稳定和垫层较崎岖,以及内部液压传动踏蹬系统是一个封闭的系统,以确保无功率损耗爬起来或。