Trek Kids Bike Helmet Fit System - Headmaster 3 Kid's Headmaster 3 Fit System Black

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Helmet Part Trek Headmaster 3 Kids Fit System Genuine replacement parts Keep safe and look great with genuine replacement parts for your Trek helmet. 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. Key Features Original replacement fit systems for your Trek helmet Compatible with Trek Child and Youth helmets with Headmaster fit systems Specifications Part Number 5315945 Color Black Size Kid's Headmaster 3 Fit System Model Year 2025 Show more