The "IK-22B" is typically a typographical variation of the Iguchi Kiko IK-22 ball bearing (also styled as IK Type). This specific bearing is a flange-style component designed primarily as a caster or guide wheel for heavy-duty platform trucks and industrial carts. Model IK-22B Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description The term IK-22B does not refer to a traditional rotating axle bearing. Instead, it refers to a heavy-duty, downward-facing ball