Vitus bikes nucleus 275 vr hardtail bikefollowing on from the success of last years bike which won the accolade of hard tail of the year from mbr the nucleus 275 vr continues to get better and better building upon the successful foundation of the same great frame and components package such style and performance at this price point is rare but thats what you get with vitus nucleus 275 vr hardtail bike lightweight 6061 t6 alloy framethis lightweight 6061 t6 alloy frame delivers a bombpro