6D · ATR-2
6D ATR-2 Operator Grey
Quick 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.
贴合紧凑,体积调节空间极小;专为激进的骑行姿态设计,带有延伸的颈部支撑。
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
"Perfect Fit. Perfect Protection."
凭借 6D ATR-2 Operator Grey 统治赛道。作为为精英表现而设计的越野摩托车工程巅峰之作,这款头盔将激进的空气动力学与毫不妥协的安全性完美融合。它采用轻量化碳纤维外壳和 6D 革命性的多密度 EPS 内衬,在不牺牲灵活性的情况下提供卓越的冲击保护。Operator Grey 涂装散发出专业般的硬朗气息,而集成的声学系统确保您即使在最高速度下也能清晰听到引擎轰鸣。凭借先进的通风网络提供最大的气流效率,这款头盔让您在最激烈的比赛中保持凉爽。无论您是在追求领奖台位置,还是在泥地中挑战个人极限,ATR-2 都提供了风格、舒适度和毫不妥协的安全性之间的完美平衡。
6D ATR-2 Operator Grey represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under 6D's strict quality assurance standards in Italy, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.
Within the Dirt/MX segment, ergonomic weight distribution and acoustic insulation are paramount. The chassis geometry is tailored to distribute mass directly above the cervical pivot axis, counteracting high-speed buffeting and minimizing long-distance rider fatigue. Inspect the verified laboratory telemetry and structural analysis below for detailed performance parameters.
Rider Profile & Intended Use
去哪里购买
| 零售商 | 价格 | Availability | |
|---|---|---|---|
| Amazon (US) | 查看实时价格 | 在网站上查看 | 查看价格 → |
价格历史与趋势
ℹ️ Helmetsan 是一个独立的摩托车安全与决策引擎。当您查看价格或通过零售商链接购买时,Helmetsan 可能会获得联盟佣金,且不会向您收取额外费用。
Product Concept & Specifications
6D (Italy)Engineering & Biomechanical Safety Analysis
6D ATR-2 采用专有的多密度 EPS 内衬结构和先进的碳纤维复合外壳,在保持低阻力系数的同时实现卓越的冲击吸收。其开放式声学轮廓旨在比标准 MX 头盔减少高达 30% 的风噪,并配备独特的遮阳镜密封设计,最大限度地减少高速下的湍流。
The 6D ATR-2 Operator Grey is engineered as a high-integrity Dirt/MX protective system, utilizing a structural shell constructed from Composite. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner.
Certified to DOT, ECE 22.05 protocols, the architecture is subjected to rigorous linear deceleration limits and oblique impact evaluations to mitigate rotational acceleration forces associated with diffuse axonal injury. For a deeper breakdown of rotational thresholds and impact testing speeds, consult our ECE 22.06 vs DOT vs SNELL engineering benchmark.
Internal geometry follows a Intermediate Oval cranial profile, designed to mitigate focal pressure hot spots across the parietal ridges while maintaining uniform radial clamping pressure along the zygomatic arch. Riders seeking optimal retention stability and break-in guidance should review the cranial aspect ratios and head shape guide as well as our 3D cheek pad density protocol.
Shell composite integrity and acoustic sealing are further optimized through channelized EPS porting and aerodynamic laminar profiling. To learn how shell composites resist stress cracking under prolonged environmental cycling, inspect the composite material comparative matrix.
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
贴合紧凑,体积调节空间极小;专为激进的骑行姿态设计,带有延伸的颈部支撑。
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.