Easily adjustable carbon S-bend time trial extension bars with arm rests. Top Features of the Pro Synop Carbon S-Bend TT Extension Bars & Pads Full carbon S-bend shaped extension bars Fully integrated 31.8 mm clamp system with adapters for 26.0 mm Full carbon adjustable armrest holders with 5 mm gel armrest pads Reach adjustable extensions with index markings Bar-end shifter compatible with internal cable routing Average weight 400 grams