SystemBar R-One Carbon One-Piece Handlebar 700c The difference refers to the

The difference refers to the grip width (hand size)

Tire Diameter: 27

Chainring BCD: 120

A carbon outer cage

SystemBar R-One Carbon One-Piece Handlebar 700c The difference refers to theThe most evolved cockpit a road bike has ever seen. Engineered with input from motorsports icons MOMODesign, it surpassed our aerodynamic benchmarks while providing a stable command center. FEATURES: Full carbon one piece bar and stem combo created in collaboration with MOMODESIGN Full internal routing for Delta Steerer Tube, electronic shifting only 90 120mm stem lengths offered between three different widths, to accommodate a wide range of riders