– The first truly compressionless brake housing; boosts braking power from road brakes to mechanical discs– Both shifter and brake housing are jet-Lubed END2END for smoother cable action. Housing color is a translucent Smoke color– Tightly wound, low stretch stainless steel cables– Shift cables have heads for Campagnolo and Shimano/SRAM– Brake cables have heads for Campy  and MTB (For Shimano brakes you would need to supply your own cables or just buy the other Universal Reaction kit)Lengths have been increased to work with disc brake bikes and larger bikes. Contents:RapidWire Brake Housing:- 5mm x 3500mm - 1Stainless Steel Brake Wire- 1.6mm x 1350mm - 1- 1.6mm x 2750mm - 1Shifter Housing- 4mm x 3000 - 1Stainless Shift Wire- 1.2mm x 2100mm - 2- Step Down Alloy End Caps (brake) - 4- 4mm Plastic End Caps (shifter) - 6- Cable End Tips - 4