Halo EXCITE–R 700c/29er The Excite-R model is the Halo XC/CX Race rim. Classic XC 23mm width, the Excite-R uses an eyeleted Flat-topped semi-Aero shape together with a CNC finish brake surface. Made with Auralite tm NbA superalloy mix, this superlight race rim provides a real performance advantage and super good looks. Suitable for Discs or Vs Halo Excite-R features; Classic XC 23mm width. Rigid, Semi-Aero profile. CNC machined brake surface. Strong Box section double wall. Auralite tm Nb-A special mix superalloy. Stainless Steel spoke eyelets. Internally sleeved and bonded joint. Superlight, high performance. Suitable for; 700C Trekking/CX/Touring or 29er MTB 32 Hole. ERD: 588mm