Shimano Dura-ace R9100 Sp41 Polymer-coated Derailleur Cable Set

Low friction polymer material on the cable may cause slippage at the cable fixing bolt after initial pre-stretch for the cable is performed
OT-SP41 Housing is pre-lubricated with silicone grease
Polymer-coated, stainless steel inner cable reduces the sliding resistance to achieve lighter and quicker operation and is rust resistant
Sealed end caps to minimize dirt contamination

Dura-ace R9100 Sp41 Polymer-coated Derailleur Cable Set