Vivid Air V1 Full Service Kit - 11.4118.032.001 Valve Extenders Headset adapter for Trek Knock

Headset adapter for Trek Knock Block

9° backsweep

switch-like feel is ideal for triathletes who want to go fully wireless and drop-bar riders looking for additional shift locations

it even defies battery operated angle grinders

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Vivid Air V1 Full Service Kit - 11.4118.032.001 Valve Extenders Headset adapter for Trek KnockRockShox, 11. 4118. 032. 001, Service kit, Vivid Air B1 (Requires Counter Measure tool) SRAM Model ID: RS SVC A1 Attributes Misc 11. 4118. 032. 001, Vivid Air B1 (Needs Counter Measure tool)