Beyond 45:50 Protection Perfect for high-intensity training and

Perfect for high-intensity training and racing

Muc-Off cuts through grime quicker than you can say “OMG

Offering ±1% accuracy with the IAV Power System

838 is your first De Rosa

smooth and precise shifts every time

Beyond 45:50 Protection Perfect for high-intensity training andDesigned with ultra wide dual profile rims and a total weight of 1442 g, the wheelset balances aerodynamic efficiency with stability and control across mixed terrain. Optimized for off road performance and multi terrain versatility, the wheelset combines an aerodynamic 45 mm front rim and a 50 mm rear rim for a differentiated, speed focused profile, totaling a light 1421g. The ultra wide rim profile, featuring a 33 mm internal and 41 mm external