... and durable agricultural machine 2.GN121 walking tractor can with independent work seat 3.power 8-18hp GN121 walking tractor are ... traction drive dual -purpose walking tractor ,this machine is widely used in the ... /20hpRATED OUTPUT r/min2600/2200/2200Length,mm2345Width,mm980Highth,mm1430Wheel tread,mm570,630,690,750,810Tire size6.00-12Tire quantity2setsTire ...