JAGWIRE PRO COMPRESSIONLESS BRAKE HOUSINGWITH A SLICK-LUBE LINERMuch like all the moving parts on your bike, you'll eventually have to replace your cables and housing to keep your shifting and braking working properly. The type of housing you have has an impact on your shifting and braking. If you use lower-quality housing, your shifting and braking will suffer. The Jagwire Pro Compressionless Brake Housing eliminates flex from cable actuated braking systems, increasing power and improving lever feel. Features Slick-lube liner lets cables slide through smoothly Eliminates flex from cable actuated brake systems for increased power and improved lever feel10-meter roll for all your brake housing needs | Jagwire | 5Mm Pro Compressionless Brake Housing | Black | 5Mm X 10 Meter Roll, Kevlar Reinforced