SHIMANO GRX Rear Derailleur Di2 RD RX825 2x12s Direct Mount - ShadowThe SHIMANO GRX Rear Derailleur Di2 RD RX825 2x12s Direct Mount Shadow is an electronic rear derailleur designed for gravel and mixed surface cycling. It is engineered to work with SHIMANO Di2 2x12 speed drivetrains, providing precise electronic shifting performance. This model is suitable for riders seeking reliable gear changes in demanding terrain and is compatible with direct mount frames. Brand: SHIMANO Model: GRX RD RX825 Electronic Di2 shifting

With three rear pockets for ample storage and reflective details for added visibility

Designed for use with SHIMANO Hollowtech II road cranksets

Suitable for both road and mountain bike hydraulic disc brakes (where compatible)

Ideal for any cycling enthusiast

5: 42551881

X5 nylon outsole with rubber tread for grip on mixed surfaces

Wide spindle design for increased frame compatibility

MEDIUM: 8015190272016

and gravel riding where tubeless setups are common

perfect for expressing your style

Power Range - 0-4000W

Constructed from cotton or cotton-blend fabric (typical for this category)