idler assy,idler roller,idler group
our idlers are made by Mn45 steel,the hardness is HRC49--56,the depth is 5--8mm
Our idlers have important technical function because these parts must support strongly all tracks without any waving or unbalance.It also must help the track drive smooth with the strong body made with best steel and heat-treatment.
idler assy,idler roller,idler group
