Steelbird · SBA-21 GT
斯蒂尔伯德 SBA-21 GT 石墨色
Design Concept & Background
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斯蒂尔伯德 SBA-21 GT 石墨色 is a high-performance motorcycle helmet engineered by Steelbird to meet high standards of safety and comfort. Inspect its detailed design background and specifications below.
Rider Profile & Intended Use
Where to buy
| Marketplace | Price | Availability | Updated | |
|---|---|---|---|---|
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Amazon (US)
Store Profile
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$69.99 | In Stock | 1 second ago | Buy Now → |
Certified Steelbird Stores in US
Price History
Product Concept & Specifications
Steelbird (India)Engineering & Technical Analysis
SBA-21 GT采用多密度EPS衬垫系统，专为吸收高能量冲击而设计，同时通过ABS/PC复合外壳保持结构刚性。其气动外形在下巴护板处减少风涡流，显著降低长途高速巡航时的声学疲劳。
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
SHARP Impact Test Score
Verified SHARP UK impact crash test scorecard representing multi-directional energy dissipation.
Acoustics & Aerodynamics
Quiet Index: Superior sound damping and isolated ear cavity structures. Good flow balance utilizing EPS exhaust ports.
Technology & Convenience
Interactive Size & Fit Finder
Designed for oval to intermediate head shapes; may feel tight on very round heads due to aggressive cheek pads.
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.
Geo Pricing & Availability
| Country | Price | Availability | Source | Updated |
|---|---|---|---|---|
| IN | 2499 INR | In Stock | Steelbird Official | 2024-05-22 |
| US | 69.99 USD | In Stock | Amazon | 2024-05-22 |
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