... 2000 certificate Chrome/Stainless steel thrust needle roller bearing/thrust needle bearings/thrust needle bearingThrust needle ... , Low Noise, High Duration, Low Vibration5. Larger order quantity makes lower unit price!!! Range:Bearing No. ... Inner ring (IR,LR,LRB)Series7) Trust Roller Bearing(AXK,AS,LS,ZS,WS,NTA,TRA,TRB ... ,KT,KBK,KZK,KZW)Series9) Heavy duty roller bearing (NA,NK,NKI,NAV,NAO,HJ,BR,BRI ...