SDG Fly Jr Saddle Steel Rails - Blk/Pink MFPN=ZS44U-5MM-BLK-B }Shimano R180S/S Disc Brake Adaptor

}Shimano R180S/S Disc Brake Adaptor for 180mm Rotor 51mm Caliper 51mm Frame

Color Black Rim Width (Internal) 30 Brake Track None Manufacturer Spec ERD (mm) 564 Weight 465 Wheel Size 27

By placing more gears where riders spend the majority of the time they can optimize cadence and torque for improved climbing efficiency with smoother shifts under load for both analog and eBikes

Shimano Sora CS-HG50 9-Speed cassettes feature Hyperglide technologies for highly efficient shifting

SDG Fly Jr Saddle Steel Rails - Blk/Pink MFPN=ZS44U-5MM-BLK-B }Shimano R180S/S Disc Brake AdaptorAnatomically designed for smaller sit bones Slight Rear Rise platform provides enhanced pelvis rotation Peri Canal provides continuous relief channel from tip to tail Plush PU foam padding Synthetic leather cover with Cordura protected sides TECH SPECS rails steel top synthetic color black pink LxW (mm) 235x122 weight 260g