Global Helmet Intelligence Platform

Steelbird

Sba 21 Gt White Grey Md

SPÉCIFICATION TECHNIQUE VÉRIFIÉE Full Face ISI IS 4151 High-impact ABS 1200g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Intégral
Certifications ISI IS 4151
Measured Weight 1200 g
Shell Material High-impact ABS
Head Shape Fit Round Oval
Retention System Not verified
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ ISI IS 4151
Rotational Protection Not specified
SHARP Impact Score Not tested by SHARP
Retention Mechanism Not verified
Emergency Release System Not specified

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.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Designed for the average Indian commuter. Lightweight and comfortable for tropical urban riding.

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

"Safety First"

Type : Casque intégral | Marque : Steelbird

Rider Profile & Intended Use

Riding Style Daily
Helmet Category Intégral
Internal Fit Shape Round Oval
Real-time price tracking active across international retailers.

Où acheter

Revendeur Prix Availability
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Historique et tendances des prix

ℹ️ Helmetsan est un moteur indépendant de sécurité et d’aide à la décision pour les motos. Lorsque vous consultez des prix ou achetez via des liens de revendeurs, Helmetsan peut percevoir une commission d’affiliation, sans frais supplémentaires pour vous.

Product Concept & Specifications

Steelbird (India)

Fit & Shell Structure

Round Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

Construction de la coque High-impact ABS Matériau structurel extérieur
Measured Weight 1200 g (2.65) Poids approximatif en taille moyenne
Warranty Not specified Durée de la couverture du fabricant
Cas d’utilisation principal Daily Orientation de conduite optimisée

Safety & Certifications

Certification ISI IS 4151 Norme de sécurité certifiée
Rotational Protection Not specified Atténue l'impact rotationnel
Déverrouillage d’urgence Not specified Retrait rapide des mousses de joues
Sangle de rétention Not verified Type de boucle de jugulaire

Acoustics & Aerodynamics

Niveau sonore Non testé Bruit du vent mesuré à vitesse élevée
Ventilation Non testé Évaluation des performances de ventilation
Testé en soufflerie Not specified Aérodynamisme optimisé de la calotte
Pinlock antibuée Non inclus Insert antibuée pour visière

Technology & Convenience

Intégration des communications N/A Disponibilité d’une découpe pour intercom
Compatible avec les lunettes Not specified Rainures pour lunettes dans la doublure intérieure
Système de visière Not verified Écran solaire intégré escamotable
Intérieur amovible Not verified Modules de doublure lavables

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More from Steelbird

Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
Steelbird Official Specification
Safety Testing Agency
ISI IS 4151 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-29