Transition TR250, TR450 suspension bearing kit. Includes 8 pcs Enduro sealed cartridge bearings: 6 pcs Enduro MAX with Black Oxide anti-corrosion bearing race treatment and 2 pcs Enduro oversized deep-groove radial sealed cartridge bearings. MAX bearings are full complement (Maxium amount of ball bearings fit into bearing races with no spacer) for greater load strength.