WTB Butyl Tube 27.5 x 2.8-3.0" 48mm PV Flow MTB Stem Designed for demanding triathletes this

Designed for demanding triathletes this rear hydration system allows you to put two bottles to the back of your saddle or a bottle and a tool bottle

Perfect for a single speed set up

2-piston flat mount 20mm offset hydraulic disc brake offers excellent power and modulation

Polished aluminum crankarms in a wide range of lengths and the DUB bottom bracket system mean the Rival crankset will keep spinning no matter what

GX Transmission Flattop chain

WTB Butyl Tube 27.5 x 2.8-3.0" 48mm PV Flow MTB Stem Designed for demanding triathletes thisStandard butyl tube Durable enough to keep you rolling, yet light enough to not feel overly cumbersome in your jersey pocket 50 tubes case Model Standard Material Butyl Tire Size 27. 5" Tire Width 2. 8 3. 0" Valve Presta (Threaded) Length 48mm