VeloBuild 2018 carbon fiber MTB 29er frame .
Frame comes with frame seat clamp and axle
135x9 QR and 142x12 Thru-axle free changable
Frame size :15 16 17 19 available
Bottom bracket: PF30
Head sets top 1-1/8 ,down 1-1/2
Seat post size :31.6
hidden seat clamp inside seat tube
Frame weight :900g by Toray 1000 carbon fiber