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Bell · Pit Boss

Bell Pit Boss Flow TC-1

技术规格已验证 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 ✓ ECE 22.05
Rotational Protection Yes (Rotational Mitigation)
SHARP Impact Score 5/5 Stars (SHARP UK)
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.

专为椭圆形头型设计;配备可调节的固定系统,提供稳固的佩戴效果。

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"

驾驶 Bell Pit Boss Flow TC-1,掌控道路。这款半盔将复古灵感美学与现代安全工程完美融合。这款高级开面设计采用光滑的亮面涂层和标志性的 Bell 徽标,呈现出一种既激进又经典的风格,在每一个红绿灯前都能吸引目光。为性能而设计,它融合了先进的通风通道,确保您在长途骑行中保持凉爽,同时 TC-1 认证确保了顶级的保护性能,且不会增加重量。内衬采用吸湿排汗的拆卸式衬垫,提供全天候的舒适感,是城市通勤者和周末巡航爱好者的完美伴侣。体验风格、透气性和安全性的完美平衡,这款头盔旨在提升您的骑行体验。

Bell Pit Boss Flow TC-1 represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under Bell's strict quality assurance standards in United States, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.

Within the Half 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

Riding Style Racing
Helmet Category Half
Internal Fit Shape Intermediate Oval
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价格历史与趋势

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Product Concept & Specifications

Bell (United States)

Engineering & Biomechanical Safety Analysis

Bell Pit Boss Flow TC-1 采用轻量化复合玻璃纤维外壳,搭配专为高能量冲击吸收而设计的 EPS 内衬。其开面结构通过集成的下巴通风口和后部排气口最大化空气流量,在保持街道骑行动态结构刚性的同时,显著降低热量堆积。

The Bell Pit Boss Flow TC-1 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.

外壳结构 Tri-Matrix 外部结构材料
Measured Weight 950 g (2.09) 中号尺寸的大约重量
Warranty 1 年 制造商保障期限
主要用途 Racing 优化的骑行姿态

Safety & Certifications

认证 ECE 22.05 经认证的安全标准
Rotational Protection Yes (Rotational Mitigation) 减轻旋转冲击
紧急释放 Not specified 脸颊垫快速拆卸
固定带 Double D-Ring 下巴带扣类型
SHARP 碰撞评级 5/5 SHARP UK 冲击测试成绩已验证

Acoustics & Aerodynamics

噪音水平 98 dB 实测高速风噪
通风 7/10 气流性能评级
风洞测试 Not specified 优化的外壳空气动力学
Pinlock 防雾 未包含 防雾镜片内衬

Technology & Convenience

通信设备集成 Generic Speaker Cutouts 对讲机开孔可用性
适合佩戴眼镜 Not specified 内衬眼镜凹槽
面罩系统 Not verified 一体式下拉式遮阳镜
可拆卸内衬 Not verified 可清洗内衬模块

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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
2026-09-08