Answer pro taper 780 dh riser bar the protaper 780 dh is everything a downhill bar needs to be strong wide and low it features protaper technology to put added strength in the clamp and rise sections without adding excess weight at the ends of the bar cutmarks make it easy to cut to your desired length features width 780mm weight 335g clamp diameter 31 8mm up sweep 4 back sweep 8 material 7050 series alloy buy answer components at chain reaction cycles