Part no Description weight 31.12.0252 Mantle,C,EC,Auto sand,Mn18 690 31.12.0355 Mantle,EC,Auto sand,Mn22 690 603/9273E Mantle,Heavy duty,Mn18 460 603/9273TT Mantle,Heavy duty,Mn22 31.12.0316 Concave,MC,Mn18 350 31.12.0315 Concave,C,Mn18 430 603/905