BONTRAGER HIGH FLOW VALVE ADAPTER SET trek kids E-Type FD-M4100-E (without plate)

E-Type FD-M4100-E (without plate)

the RS has 20% less rolling resistance - for maximum speed

The Shimano CS-R8000 is the matching 11-speed cassette for the new ULTEGRA R8000 group

End cap: Hex alloy

Rally™ RK100

BONTRAGER HIGH FLOW VALVE ADAPTER SET trek kids E-Type FD-M4100-E (without plate)A universal valve adapter that provides a 300% increase in air flow for easier tubeless setup, less effort pumping and is virtually clog free. 300% more flow Bontrager High Flow Valve Adapter is a quick and easy upgrade that is instantly noticeable. It provides easier tubeless setup with a 300% increased air flow rate, is virtually clog free and the best part is its compatible with any valves that have a removeable core Features Bontrager High Flow