Shimano RT-EM300 Disc Rotor 203mm ModelNumber=K3930 GR531 alloy rim features a

GR531 alloy rim features a 24mm inner width designed for wide knobby tires up to 53 mm

5" Gauge for all floor pumps

2-Way Release means that shifts can be released with the pull of the index finger for push of the thumb

Color Black Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Cassette Body Type SRAM XDR Wheel Size 29" Defined Color Black ISO Diameter 622 / road / 29" Tire Type Tubeless Ready Hub/Brake Compatibility 6-Bolt Disc Valve Presta

Compatible with components of the smart system

Shimano RT-EM300 Disc Rotor 203mm ModelNumber=K3930 GR531 alloy rim features aShimano RT EM300 Disc Rotor 203mm. SHIMANO RT EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. Shimanos CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design. TECH SPECS Rotor Size (mm) 203 Hub Disc Compatibility Center Lock