http://www.haxbbearings.com/ro....ller-bearing/cylindr Roller Bearing price Product Details Cylindrical roller bearing-Double row cylindrical roller bearing-NNU4930 BrandHAXBEnclosureOpen Diameter-Metric100*180*88MMNumber of rowsDouble row Weight18.8 KilogramRolling ElementRoller Bearing Ring MaterialGcr15 Chrome SteelCage MaterialSteel Precision ClassABEC-3 | ISO P6HS Code8482.50 Internal ClearanceC0-Medium/C3-LooseMounting MethodShaft MOQ100PCSSampleAvailable Product Introduction Double row cylindrical roller bearing: double row cylindrical roller bearing belongs to traveling bearing, and its separabilit