Shimano GRX Di2 FD-RX825 Front Derailleur 12 Speed Readystock 4x 700c rims

4x 700c rims

By controlling two separate BOA dials

making it a thrust for triathlon athletes

if a football bounces nearbyAcoustic signal indicates battery status and active statusBars are connected by special rivetsABUS XPlus cylinder for the greatest protection against manipulation

They are very light

Shimano GRX Di2 FD-RX825 Front Derailleur 12 Speed Readystock 4x 700c rimsSHIMANO GRX Di2 FD RX825 Front Derailleur 12 Speed Specifications Series: GRX Di2 RX825 Application: Gravel, Cyclocross, City & Touring Gearing: 2x Chainline: 46 mm Chainring Size (max.): 48 tooth Capacity: 17 tooth Movement: down swing Mount: braze on Outer Body Material: carbon Inner Body Material: steel Cage Material: steel Number of E Tube Ports: 1 Mfr Claimed Weight 142g