Jagwire's Sealed Shift End Caps are the important housing ferrules placed on the end of housing sections to optimize your shifting. They are available in 2 types to fit most housings and they feature small rubber O-rings to help prevent moisture and grit entering the housing and fouling your shifting. These ferrules are best used with derailleur cable and housing.
|Aluminum / 4.0mm
|Plastic / 4.0mm