Shimano RD-5701 105 Rear Derailleur 10-Speed (30t Triple/32t Double Compatibility) Colour:Black The lens features a molecular

The lens features a molecular coating which darkens when exposed to sunlight ensuring you have the best vision all day long

adjustable flame control

Key features include: Two hand pockets

you’ll feel like you’re wearing pajamas

Shimano RD-5701 105 Rear Derailleur 10-Speed (30t Triple/32t Double Compatibility) Colour:Black The lens features a molecularThe Shimano 105 RD 5701 10 speed rear derailleur features the Dura Ace and Ultegra proven Wide Link design, which provides extra stability thanks to a greater distance between the bearing points and wider parallelogram bodies. This ensures that the precise shifting function is maintained even longer. Both the outer and inner cage of the rear derailleur are made of lightweight aluminium.