Sell  kelly bar rotary guide slew bearing used for imt AF200, IMT AF220 IMT AF180,CASAGRANDE B175ROTARY RIG

Sell kelly bar rotary guide slew bearing used for CASAGRANDE B175ROTARY RIG,CASAGRANDE B200ROTARY DRILL RIG,casagrande b125, casagrande b220 rotary rig

Sell kelly bar rotary guide slew bearing used for bauer bg20.bauer bg24, bauer bg25 bauger bg28ROTARY RIG,bauer bg36 rotary rig

Sell kelly bar rotary guide slew bearing used for soilmec sr30, soilmec sr45, soilmec sr60 rotary rig

Sell kelly bar rotary guide slew bearing used for yutong rotary rig , zoomlion rotary rig
Sell kelly bar rotary guide slew bearing used for xcmg xr150, xcmg xr 160, xcmg xr 180, xcmg xr 200, xcmg xr 230, xcmg xr 280, xcmg 320 rotary rig

Sell kelly bar rotary guide slew bearing used for  sunward swdm10, sunward swdm20,sunward swdm40,sunward swdm 60, sunward swdm 80, sunward swdm 160,sunward swdm 200,sunward swdm 240 rig

Sell kelly bar rotary guide slew bearing used for sany 155 rotary rig,sany 200 rotary rig , sany 235rotary rig , sany 285 rotary rig.

Sell kelly bar rotary guide slew bearing used for yutong ytr200, yutong ytr 220,yutong ytr 230 rig

 Tianjin huachang xingye technology co ltd