ROTOR Vegast 30 Crank Arms Size:172.5mm Be sure to have chainline

Be sure to have chainline relatively straight (53/15 or so)

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Infinite tilt adjustment minus 5° and plus 29°

high mileage and efficient rolling thanks to BlackChili Compound

12 or 13 speed chain rivets (see CT-4

ROTOR Vegast 30 Crank Arms Size:172.5mm Be sure to have chainlineVEGAST is inspired by ROTORs racing heritage to commemorate our 3 historic victories of the Grand Tours Tour de France (2008), Vuelta Espaa (2011) & Giro Italia (2012). Our new crankset is named in honour of 3 of the highest climbs of these iconic races: VEleta GAlibier STelvio. so you can challenge yourself on the steepest of cycling climbs. VEGAST 's innovative modular system allows you to select each crank component based on your unique bike setup