SwissStop Rotor of Disc Brake - catalyst race 140mm Center Lock kids Bottom Bracket Shell - 68mm

Bottom Bracket Shell - 68mm

25+ Built-In GPS and Indoor Sports Apps

providing excellent impact resistance and durability

Automatic sensor and tire recognition applicable to multiple bikes

T800 & 3K Directional Carbon

SwissStop Rotor of Disc Brake - catalyst race 140mm Center Lock kids Bottom Bracket Shell - 68mmFeatures 12% lighter than Catalyst Pro Two piece construction Brake ring dimensions optimized for race pads Aluminum alloy spider for increased stiffness New spider design for improved aerodynamics Center Lock mount UCI approved for 140mm and 160mm sizes Specifications Diameter: 140mm Thickness: 1. 8mm Weight: 110g Material: Steel brake ring with aluminum alloy spider Hub Compatibility: Center Lock