Shimano Shimano Road Optislick Derailleur Cable and Housing Set, Black

OPTISLICK: Polymer coating, Electrically coated, that when viewed under a microscope looks like a series of tubes wrapped around the cable
-Less surface area rubbing the internal housing liner and it holds grease longer
-Benefits are significantly less shifting effort and the feeling of a quicker shift action
-Set Includes:
1.2 mm x 2100mm OPTISLICK Cables (2 pcs.)
OT-SP41 x 1700mm Housing
SIS-SP40 outer caps (4 pcs.)
SIS-SP40 sealed outer caps (1 pc.)
OT-SP41 sealed outer cap for rear derailleur (1 pc.)
Inner end caps (2 pcs.)