Alpinestars · SM5
阿尔卑斯之星 SM5 磨砂黑
DOT, ECE 22.05
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Design Story & Interactive HUD
Alpinestars (Italy)The Narrative
阿尔卑斯之星 SM5 磨砂黑——一款在风格与无 compromise 安全性之间完美平衡的头盔，助您称霸泥地赛道。这款高端越野摩托车头盔采用流畅、凌厉的磨砂哑光外观，无论在领奖台还是崎岖赛道上，都能彰显不凡气势。采用先进复合材料打造，在保持轻盈灵活的同时，提供卓越的抗冲击性能。集成 MIPS 系统可有效抵御旋转冲击，确保您在全力加速时依然安全无虞。优质通风通道为激烈冲刺保驾护航，人体工学贴合设计则让您全神贯注。无论是征战全国锦标赛，还是征服本地赛道，SM5 都是严肃车手追求性能与尊贵的终极伙伴。
Technical Analysis
SM5采用Alpinestars专有的多向冲击防护系统（MIPS），以减轻高速冲击时的旋转力。其气动外壳设计配备低轮廓面罩和优化的下巴护栏几何结构，在保持适合越野摩托环境的开放式音响特性的同时，降低风涡流。
Feature Highlights
Moderate: Balanced road noise levels.
High Flow: Dynamic multi-channel active venting.
Intermediate Oval Shape
Intermediate oval fit, the standard ergonomic profile suited for the majority of riders.
Where to buy
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Amazon (US)
Store Profile
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$289.95 | ● In Stock | 1 second ago | Buy Now → |
Certified Alpinestars Stores in US
Price History
Interactive Size & Fit Finder
Alpinestars SM5 is a motocross/dirt bike helmet designed for off-road use. It features a multi-density EPS liner and an adjustable dial-fit system. The matte black finish is cosmetic.
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.
Regional Legality Guidance
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