... 100,1200,1300,2200,2300,series 1.ISO 9001 2.High quality,low price. self-aligning ball bearing 100,1200, ... ,seriesself-aligning ball bearing1.self-aligning ball bearing high precision2.self-aligning ball bearing long life3.self-aligning ball bearing low ... experienced supplierProduct description:Self-aligning ball bearings are constructed with the inner ring and ball assembly contained within an outer ...