Jagwire 4mm Sport Derailleur Housing + Slick-Lube Liner Black, 50m File Box

File boxes stack conveniently on a shelf or in Jagwire's file box organizer for easy access and come in a variety of different quality levelsLinear strand construction provides stiffness while remaining suitably bendableSlick-Lube liner cuts friction and protects Teflon coated cablesLube is introduced continuously as housing is extruded so there are no dry spots in the middle of the housing run