Zipp Speed Weaponry SL-70 Aero Drop Handlebar - Carbon, 31.8mm, 42cm, Matte Black, A3 29"/ 36" Tires Compatible stems have three holes

Compatible stems have three holes horizontally across the top

150108-Q0-L

New carbon/aluminum outer shell for lighter weight

154269-Q0-L

but can get bent or otherwise damaged from disassembling the bottom bracket over and over

Zipp Speed Weaponry SL-70 Aero Drop Handlebar - Carbon, 31.8mm, 42cm, Matte Black, A3 29"/ 36" Tires Compatible stems have three holesZipp SL 70 Aero Handlebar Airfoil top bar reduces drag by . 63 Newtons over traditional round tube Internal cable routing Unidirectional carbon construction Drops angled out 4 degrees with 10 degree ramp angle Product Specifics Drop Bend Style: Compact Defined Color: Black Accessory Mount Diameter: 31. 8 Width Measurement: Center Width: 42 Bar Top Style: Flat Cable Routing: Internal Clip on Compatible: No Bar Drop (mm): 128 Color: Matte Black