Enduro Max Double Row Bearing 11x19x7 Model=TR12 Derailleur and Shifter Kit }Robert Axle Project Resistance Trainer

}Robert Axle Project Resistance Trainer 12mm Thru Axle Length: 174mm Thread: 1

Color Black Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 23 Labeled Size 700 x 23 TPI 170 Tire Bead Folding Tire Diameter 700c Tire Intended Use Road Tire Type Clincher

Color Stealth Defined Color Black Gender/Age Adult Pad Type Foam Protection Area Elbow Size Large

It offers great protection for both oval and round chainrings especially direct mount rings that cannot mount to a standard 4-bolt bashring

}Shimano Ultegra RD-R8000 Rear Derailleur Bracket Axle Unit

Enduro Max Double Row Bearing 11x19x7 Model=TR12 Derailleur and Shifter Kit }Robert Axle Project Resistance TrainerDouble row, radial cartridge bearing with metal cage separated, Grade 25 ball design Includes rubber dual lip labyrinth seals 90% filled with the highest quality grease 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer TECH SPECS bearing# 17289 ID x OD x W (mm) 11x19x7