Niner JET 9 suspension bearing kit for alloy JET 9 frames Versions 1.0, 1.1, and 1.2. Note that version 1.2 was manufactured in 2013, BUT so was version 2.0 which uses a different kit. Includes 8 pcs Enduro MAX (full complement) sealed cartridge bearings with Black Oxide anti-corrosion bearing race treatment.