Nukeproof mega 275290 bearing kitthis is a genuine replacement set of frame bearings for 2016 nukeproof mega 275 and 290 models these high quality bearings are sealed to protect from the elements the kit contains 19 x2 22 x4 and 26 x4 bearings features genuine replacement parts high quality sealed bearings contains 19 x2 22 x4 and 26 x4buy nukeproof frame spares from chain reaction cycles the worlds largest online bike store