Shimano Ultegra RD-R8000-GS Rear Derailleur - 11 Speed Medium Cage Black CheckoutSpec= Rise 60 For use with Zipp Tangente

For use with Zipp Tangente Aluminum Knurled Valve Extender

Includes frame protection stickers

}Surly Midnight Special Frameset - 650b Steel Black 54cm

Strong enough to shuttle run bike parks

Direct Mount Type Direct Mount Shimano Tooth Count 34 Material Aluminum Designed for ebike Yes

Shimano Ultegra RD-R8000-GS Rear Derailleur - 11 Speed Medium Cage Black CheckoutSpec= Rise 60 For use with Zipp TangenteShimano Ultegra RD R8000 GS Rear Derailleur 11 Speed Medium Cage Black. Shimano Ultegra RD R8000 Rear Derailleur TECH SPECS Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility Shimano Road Cage Length Medium Drivetrain Speeds 11 Weight 210 Color Black Chain Wrap Capacity (teeth) 39 Largest Cog 34