Stiff and dynamic straight pull bladed spokes and optimised bearing placement make for a highly responsive light 765g lightweight tyres and rim extrusion39s make for a wheel with low rotational weight strong sup welded rim smooth braking reinforced rim drilling and qrm bearings make for a reliable easy to maintain wheel sup soud233 usin233 process after bending the rim joint is arc welded the welded seam is then milled for a smooth finish to give a stronger and smoother joint wi