The topeak prepstand race mechanic stand is a professional quality race workstand that securely holds a complete bike or frame and fork in a bottom bracket cradle without clamping the individual frame tubes the perfect workstand for frames with ultra light tubes and seatpost or for bikes with non traditional frame shapes that are difficult to clamp dualmount accepts both thru axel and qr type fork dropouts and can attach to either fork or rear dropouts features clamp headacc