Comparison : Item # 23120 W33, 23100 Series Spherical Roller Bearings
Item # 23122 W33, 23100 Series Spherical Roller Bearings
Item # 23124 W33, 23100 Series Spherical Roller Bearings
Item # 23126 W33, 23100 Series Spherical Roller Bearings
Item # 23128 W33, 23100 Series Spherical Roller Bearings