FSB UC204-12 Normal-Duty 3-Bolt Flanged Self Align Mounted Bearing Insert
The ball and roller bearings use steel, and you can feel the quality when you spin them by hand.
TIMKEN USA LM11949 LM11910 Tapered Roller Bearing Cup and Cone (set of 4)
The LM11949/LM11910 Timken is easy to (dis)assemble as it is a combination of a cup and a cone. The cone unit consists of an inner ring with cage and roller set. The cup is the outer ring. Single-row tapered roller bearings have an open design.
JAF 5302-ZZ
Packing has stains, but contains brand-new bearings, never opened.