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Trek Kids Bike Helmet Fit System - Headmaster 3

Model 5315945

$7.99 $16.99 Comp. Value Original price

Keep safe and look great with genuine replacement parts for your Trek helmet.

In-store pickup
Direct-to-home shipping

Genuine replacement parts

Fit systems work hard to keep your helmet secure and to maximize safety.

No matter what happens, these original replacements will get them working like new.

Product details

  1. Original replacement fit systems for your Trek helmet
  2. Compatible with Trek Child and Youth helmets with Headmaster fit systems