NEW Renthal Twinwall 999 "McGrath / Short / KTM" Bend Purple Twinwall® are engineered for the toughest of conditions. The Twinwall feature a patented design that borrow aircraft design principles by utilising two tubes. Providing the rider with a combination of Strength, lightweight and safety. Since their introduction in 1998, the Twinwall® have been the handlebar of choice for more professional race teams and has helped more riders win championships than any other handlebar in the world. Width / Dim A 813 Height / Dim B(m) 79 Rise / Dim C 42 Clamping Width / Dim D 125 Sweep / Dim E 54 Control Length / Dim F 200 Dim G Height / Dim Bv 79 Mounting Diameter 28.6mm / 1+1/8"