The model RB, the basic model of the Crossed Roller Bearing, has a detachable outer ring, and its inner ring is integrated with the main body. This model is used in the part where the high-precision rotation in the inner ring is required.
HRB crossed roller bearing series (outer ring division type with inner rotating), this type is the basic type of crossed roller bearings. The outer rings have two parts, and the inner ring is one integer. The type is well applied to the situation which need high rotation accuracy on inner ring. For example, it is suitable for the rotary part of the indexing table of the tools machine.