The 35mm diameter clamp surface allows us to build a DH strength bar with unidirectional carbon weave that is stiff, as requested, and has excellent vibration absorbing properties. At 780mm, the BZA is full DH width. A DH strength carbon bar with a 25% weight saving as compared to aluminum. 15mm or 25mm rise for aggressive rider position tuned with a 5° up, 8° back orientation. 35mm Clamp Premium quality unidirectional carbon weave 25% weight saving over aluminum 780mm / 30.8" wide 15mm or 25mm rise 5° upsweep, 8° bend 245g