specifications top tube 20 5 chain stay 13 75 head tube 75 seat tube 72 frame chromoly front triangle fork hi ten steel w chromoly steerer tube built in bearing race internally threaded pre load bolt tapered legs handlebar 8 8 rise 100 chromoly grips dk proxy with press in bar plugs stem dk jump top load 53mm reach headset sealed integrated brake wise alloy u brake lever wise alloy bb 19mm sealed mid cranks wise tubular chromoly 3 piece 170mm 8 spline spindle sprocket new dk 25 tooth steel chain kmc z 510 pedals dk blender pc platform rims wise rectrix1 single wall 36mm wide 36 hole front hub wise alloy fully sealed 3 8 chromoly axle rear hub wise alloy fully sealed 14mm chromoly axle 9 tooth driver tires new kenda 20x2 3 60psi seat new dk 1 piece padded seat post combo seat post integrated 25 4mm alloy extra features 3d head tube badge seat post clamp integrated weight 25 4 lbs livraison ce velo est livre assemble a 80 il ne vous reste qu a fixer la roue avant le guidon les pedales l ensemble selle tige de selle les catadioptres et avertisseur sonore et la pose des accessoires s ils sont inclus et enfin l ajuster a votre taille