Aero Bars TT Bike Armrest Material : Carbon Fiber + Screw Alloy Color : red surface: 3K matt Clamping Handlebar Diameter:31.8 mm (1-1/4") Length:340 mm . Easy to install Used For Road Mountain Bike . scientific designing ensure body riding comfortably and with high safety . we ensure our bars with standard size and power enough to meet your riding need. Before you please an order , please check and ensure your bar' clamping dia is about 31.8mm ( 1-1/4" ) . it is so important. thanks . otherwise you would maybe miss your right items . We always improve our item's quality and have solved some practical issues
