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Trek Knock Block Headset Top Cap

Model W545878

A wider top cap to cover the keyed recesses of Knock Block compatible stems and spacers.

The M4 hex preload bolt allows for checking torque of the full cockpit without changing bits on the torque wrench.

Product details

Do not use star nut on carbon steers
Top cap has a 35.5mm diameter

Model	Knock Block Top Cap
Thickness	Not applicable
Weight	30g

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer's suggested retail prices.

Weights are based off pre-production products at time of publication. Weights may vary in final production.