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Bell · Pit Boss

Bell Pit Boss Flow Grigio

SPECIFICA TECNICA VERIFICATA Half DOT Tri-Matrix 950g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Half
Certifications DOT
Measured Weight 950 g
Shell Material Tri-Matrix
Head Shape Fit Intermediate Oval
Retention System Double D-Ring
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

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

Certified Homologation ✓ DOT
Rotational Protection None
SHARP Impact Score Not tested by SHARP
Retention Mechanism Double D-Ring
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 aggressive riding positions; may feel tight on larger head sizes due to fixed shell size.

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

"The Best Protection"

Domina la carretera con el Bell Pit Boss Flow en un llamativo acabado Grey, donde el estilo audaz se une a un rendimiento sin concesiones. Como evolución del clásico Pit Boss, este casco abierto ofrece una aerodinámica superior y una ventilación mejorada, manteniéndote fresco durante trayectos a alta velocidad sin sacrificar la seguridad. El visor solar integrado ofrece protección instantánea contra el deslumbramiento, mientras que la carcasa de composite ligero garantiza la comodidad durante todo el día. Perfecto para el sport touring o el cruising casual, sus líneas agresivas y su estética premium en gris destacan en cualquier entorno. Experimenta la mezcla perfecta entre el encanto retro y la ingeniería moderna con un ajuste diseñado para cabezas de forma ovalada intermedia, proporcionando esa sensación de seguridad y firmeza que buscas en cada viaje.

Rider Profile & Intended Use

Riding Style Off Road
Helmet Category Half
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

Dove acquistare

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Product Concept & Specifications

Bell (United States)

Engineering & Biomechanical Safety Analysis

El Bell Pit Boss Flow utiliza una construcción de carcasa de composite diseñada para equilibrar la rigidez con la reducción de peso, contando con un mecanismo de visor solar integrado que mantiene la integridad estructural durante su funcionamiento. Su perfil aerodinámico minimiza la turbulencia en la zona de la barbilla, mientras que el sistema de admisión multicanal garantiza un flujo de aire constante sin comprometer el diseño de cara abierta del casco.

The Bell Pit Boss Flow Grigio is engineered as a high-integrity Half protective system, utilizing a structural shell constructed from Tri-Matrix. 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 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.

Costruzione della calotta Tri-Matrix Materiale strutturale esterno
Measured Weight 950 g (2.09) Peso approssimativo della taglia media
Warranty 1 anno Durata della copertura del produttore
Uso principale Off Road Orientamento di guida ottimizzato

Safety & Certifications

Certificazione DOT Standard di sicurezza certificato
Rotational Protection None Attenua l'impatto rotazionale
Sgancio di emergenza Not specified Rimozione rapida delle imbottiture per guanciali
Cinghia di ritenzione Double D-Ring Tipo di fibbia del cinturino sottogola

Acoustics & Aerodynamics

Livello di rumore 102 dB Rumore del vento misurato in velocità
Ventilazione 6/10 Valutazione delle prestazioni del flusso d'aria
Testato in galleria del vento Not specified Aerodinamica della calotta ottimizzata
Pinlock anti-appannamento Non incluso Inserto antiappannamento per visiera

Technology & Convenience

Integrazione delle comunicazioni Generic Speaker Cutouts Disponibilità di predisposizione per interfono
Compatibile con gli occhiali Not specified Scanalature per occhiali nella fodera interna
Sistema della visiera Not verified Visiera parasole integrata a scomparsa
Interno removibile Not verified Moduli interni lavabili

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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.

Manufacturer Source
Bell Official Specification
Safety Testing Agency
DOT Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-21