Shimano RD-5701 105 Rear Derailleur 10-Speed (30t Triple/32t Double Compatibility) Colour:Black Oval mounting holes allow for

Oval mounting holes allow for fine tuning of cage position on most bike frames

Key features include: Two hand pockets

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

including a waterproof thigh pocket

Shimano RD-5701 105 Rear Derailleur 10-Speed (30t Triple/32t Double Compatibility) Colour:Black Oval mounting holes allow forThe 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.