1. wheel disc 2. low price 3. OEM offered 4. fast delivery 5. Q235B or Q345 material We have been in this line for more than 45 years and have always been among top 3 best manufacturers regarding to steel wheel for construction equipment.Our clients include Volvo, Komatsu, Sumitomo, Manitowoc, Dynapac, Liebherr, SDLG,XCMG etc. OTR wheel disc