Product Details
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Description
The SIERRA Helmet from combines everything in a strong overall package. Concentrate on the bike completely on the track and rely on a helmet that supports you all around.
High-end is the right word to describe the SIERRA Helmet. With top performance in the areas of design, comfort, and safety, this O'NEAL helmet is up to any challenge.
- Optimal ventilation & cooling
- Microlock buckle
Specifications
SPECIFICATION
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