... . Cage(Retainer):Brass cage,nylon cage,steel cage4. Quality level:Reach the same level as Japanes and European bearings5. Delivery time:usually 25 ... tube,carton box,pallet9. We guarante that our products are same as your samples and your requestPlease send us the details,then ... ,/W33,K/W33NNU 10-280 K,/W33,K/W33 High Quality Cylindrical Roller Bearing