... assemblies for pin connecting rod ( KZK, KBK series)Heavy duty needle roller bearings (NK, NKS, RNA49, RNA69, NKI, NKIS, NA49, NA69 ... due to the deformation of the outer ring. Reliable factory :Quality inspection :Bearing detailed:Bearing stock:My company in Exhibition:Our ... and shipment by Sea:Shipment by Air:Contact us : China High Quality Needle Roller Bearing NA4900 NA4913 NA series,RNA series