Hiland steel frame,frame LIFE TIME warranty.
Shimano 21-speed components,finger-type shifter.
Suspension fork smooth the bumps,Linear pull brakes for reliable stopping power.
27.5'' * 2.1 wide tires guarantee miles and miles of dirt grinding fun.
85% of the bike is assembled,you just need to assemble the front wheel,handlebar and saddle,etc.17'' frame ideal for height 63'' to 69'', 19'' frame ideal for 69'' to 74''.