Shimano 105 RD-R7100 12-speed Rear DerailleurNo technology or battery level to worry about just your power on the pedal and the road ahead of you Experience the essence of road cycling with this easy to maintain system Fantastically reliable shifting, over and over again Mechanical perfection Wider range capacity Max. low sprocket: 36T Product features Use: Road Group: 105 R7100 Model: RD R7100 Mounting: Direct Mount (conventional) Technology: Shadow RD Gear rear: 12 speed Compatible chain: CN

SIZE:  27

It is jam-packed with the technological advantages needed to push the boundaries of today's insanely demanding courses

Shimano G03S Disc Brake Pads

Compatible chain: HG-UG 6-speed

not only does Hyperglide+ make its way into the Ultegra's components

Included in delivery: 1 Y-split cable

7” x 10” x 4

Weight : ~ 220g

Shimano ULTEGRA RD-RX800-GS RX Rear Derailleur 11-speed

Axle Type: Octalink (MTB)

Total Capacity：10

Total capacity is 16T