(2)  INT8-1        (2)  INT8-2       (2)  INT8-3         

(2)  MK6           (2)  MK12         (2)  MK8-1        

(2)  MR12         (2)  MR8-3       (2) 4-IN-1*                    

Fits all the major hubs including Meritor, Dana and Mack, from tractor trailers down to an F-450 or Izuzu box truck.  Includes pair of all models EXCEPT those for buses:

* The 4-IN-1 includes the features of 4 models in one cover (INT8-4, MK8-2, MR8-2P, MR8D-1).  Fits THE most common single AND tandem 8-bolt hubs on the road: Found on International, Freightliner, Mack, KW, Pbilt, Volvo, Ford, GMC, Chevy, and Izuzu.