Trek Knock Block 72-Degree Headset Upper Assembly with Display Chip 72-Degree Upper with Display Chip Black Default:Default Genuine Park Tool MWR-12 metric

Genuine Park Tool MWR-12 metric ratcheting wrench

Threads onto 1/2" UNC press rod

Uses the same bearings and internals as 0-degree system

Designed with SRAM’s advanced Flattop™ technology

Trek Knock Block 72-Degree Headset Upper Assembly with Display Chip 72-Degree Upper with Display Chip Black Default:Default Genuine Park Tool MWR-12 metricHeadset Part Trek Knock Block 72 Degree Upper Assembly Genuine replacement parts Service and replacement parts specifically for Trek Knock Block technology. Get your bike back on the trail with the headset parts you need. Key Features Trek proprietary headset components compatible with Trek Knock Block models 72 degree headset fits 2021 Slash 29 Includes bearing cover, frame chip & fastener Frame chip has display tabs to connect Bosch Kiox Mount sold