Ball dunƙule mataimakin samuwa lubrication don inganta wear juriya da kuma motsi inganci. Lubricants aka raba zuwa nau'ikan lubricant da grease biyu. Man fetur don lubrication, 90 ~ 180 shear man fetur ko 140 shaft man fetur. Lubricating mai za a iya amfani da lithium tushen mai. Lubricating grease aka kara a cikin shell sarari na threaded rail da kuma shigar da kwakwalwa, yayin da lubricating man fetur allura a cikin kwakwalwa sarari ta hanyar man fetur rami a kan shell.