Ruroc Atlas 4.0 Street TC-2
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Add to compareQuick Facts at a Glance
Verified Safety Snapshot
How this helmet’s verified certifications map to recognized safety homologations and crash testing.
Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.
Verified Fit & Sizing Guide
Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Design Concept & Background
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Experience the pinnacle of lightweight performance with the Ruroc Atlas 4.0 Street TC-2, engineered specifically for the modern street rider who demands speed without sacrifice. Weighing in at a featherlight 1280 grams, this full-face helmet delivers an unparalleled sense of freedom while providing uncompromising safety standards. The sleek, aerodynamic profile slices through the wind, reducing fatigue on long rides and enhancing overall stability at high speeds.
Rider Profile & Intended Use
Where to buy
Price History & Trends
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Product Concept & Specifications
Ruroc (United Kingdom)Engineering & Technical Analysis
The Ruroc Atlas 4.0 Street TC-2 utilizes a proprietary carbon fiber weave architecture that significantly reduces mass while maintaining superior torsional rigidity compared to traditional fiberglass composites. This structural integrity allows for the integration of the Street TC-2 communication system without compromising the helmet's crash performance, as verified by rigorous ECE 22.06 testing protocols. The internal EPS liner features a multi-density foam configuration designed to manage energy dispersion across different impact vectors, ensuring optimal protection for both frontal and rotational impacts.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Interactive Size & Fit Finder
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
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Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.