YT Industries Decoy suspension bearing kit. For both Decoy 27 and 29 bike frames or "Mullet" version). Contains 8 pcs Enduro sealed cartridge bearings: 2 huge double-row deep-groove bearings, 2 pcs double-row MAX (full complement) bearings with black oxide anti-corrosion race treatment, and 4 pcs MAX single row bearings with black oxide.