When it comes to cyclocross the crux expert x1 has everything you need and nothing that you don39t it features the same world championship winning geometry and carbon layup as its s works cousin so ultra responsive handling and punchy accelerations are covered you39ll also find that these traits are accentuated by the lightweight and extremely stiff fact 11r carbon fibre construction while course control is furthered through its one by design hydraulic disc brakes and frontrear thru axl