... noise, low vibration 3)Low price,good quality Needle roller bearing 1)Chrome steel material2)Low noise, low ... vibration3)Low price,good quality 4)Demension(d,D,B): 40mm,68mm,15mmsimple in ... noise and low vibration.Bearings with mental shields and rubber seals are pre-lubrecated by some grease.Bearing ... , industrial gearboxes, pumps, agricultural machinery, etc. Needle roller bearing