Titanium Bottom Bracket Shell

Lightweight Titanium Bottom Bracket Shell - Premium Performance for Your Cycling Needs

Looking for the ultimate upgrade to your bicycle's performance? Our lightweight titanium bottom bracket shell delivers exceptional weight savings and unmatched durability for serious cyclists. Crafted from premium Ti-6Al-4V titanium alloy, this high-performance component reduces weight by over 45% compared to traditional steel alternatives while maintaining superior strength. Whether you're building a custom road bike or upgrading your mountain bike, our lightweight titanium bottom bracket shell provides the perfect foundation for your drivetrain system.

Available in 68mm and 73mm shell widths with BSA or T47 threading options, each shell undergoes precision CNC machining to ensure perfect compatibility with your frame and crankset. The corrosion-resistant properties make it ideal for all riding conditions, from coastal environments to challenging mountain trails.

40+

high-precision CNC machines

10+

years of titanium machining experience

1000+

tons of annual production capacity

100+

international client collaborations

Technical Specifications

Material: Ti-6Al-4V (Grade 5) Titanium Alloy

Shell Width Options: 68mm / 73mm

Threading Standards: BSA (1.370″ × 24 TPI) / T47 (47mm × 1.0mm)

Weight: 68mm - 85g / 73mm - 107g

Surface Finish: Polished, brushed, or anodized options

Tolerance: ±0.05mm outer diameter, ±0.03mm inner diameter

Compatibility: Standard bottom bracket bearings and cranksets

Lightweight Titanium Bottom Bracket Shell

Product Features and Advantages

Superior Weight Reduction

Our titanium construction achieves remarkable weight savings without compromising structural integrity. You'll feel the difference on every climb.

Exceptional Strength-to-Weight Ratio

Ti-6Al-4V alloy provides incredible tensile strength and fatigue resistance, handling high pedaling forces for years of reliable performance.

Outstanding Corrosion Resistance

Built to withstand harsh environments including saltwater, humidity, and extreme weather conditions without deterioration.

Precision Engineering

CNC machined to exact tolerances ensuring smooth bearing installation and perfect crankset alignment.

Enhanced Ride Quality

Titanium's natural vibration-damping properties reduce road buzz and improve comfort during long rides.

Lightweight Titanium Bottom Bracket Shell

Applications

Road Cycling

Perfect for competitive road bikes where every gram matters for climbing and acceleration performance.

Mountain Biking

Ideal for trail and enduro bikes requiring durability in challenging terrain and weather conditions.

Custom Builds

Essential component for high-end custom bicycle projects demanding premium materials and craftsmanship.

Racing Applications

Trusted by competitive cyclists who need reliable, lightweight components for optimal performance.

Be used in a wide range of Bicycle

lightweight titanium bottom bracket shell

Our Factory/Factory Show

Baoji Huacan New Metal Materials Co., Ltd. operates from China's "Titanium Valley" in Shaanxi Province. Our state-of-the-art facility features over 40 precision CNC machines, including advanced machining centers and gantry systems. With 10+ years of titanium machining expertise and ISO 9001 certification, we maintain the highest quality standards.

Our annual production capacity exceeds 1000 tons, serving 100+ international clients worldwide. Every lightweight titanium bottom bracket shell benefits from our extensive experience in aerospace and medical-grade titanium manufacturing.

Our Factory

Factory Exterior

Factory Interior

CNC machines

ISO certification

OEM / ODM / JDM

Titanium Machining Solutions

OEM Service

Baoji Huacan New Metal Technology Co., Ltd. offers comprehensive OEM services for titanium machining parts. We manufacture according to customer-provided drawings or samples, ensuring precise control over material grade, dimensions, tolerance, and surface finish. With over 40 advanced CNC machines, we guarantee high accuracy and consistency for every custom order.

ODM Service

We support customers with original design manufacturing by transforming concepts into finished titanium components. Our engineering team provides assistance in design optimization, material selection, and processing solutions, enabling clients to accelerate product development with improved functionality and performance.

JDM Service

Through joint development manufacturing, we collaborate with client R&D teams to co-develop titanium parts from the initial design phase to final production. Leveraging our expertise in forging and CNC machining, we ensure technical feasibility, manufacturing efficiency, and high product reliability for complex or innovative titanium solutions.

Machining Process

Material Preparation

We start with certified Ti-6Al-4V titanium stock, verified through chemical composition analysis and quality inspection.

Precision CNC Machining

Multiple-axis CNC operations create exact external and internal dimensions, including threading to BSA or T47 specifications.

Heat Treatment

Controlled heat treatment optimizes mechanical properties and relieves machining stress for enhanced durability.

Surface Finishing

Professional polishing, brushing, or anodizing creates the desired appearance while maintaining corrosion resistance.

Quality Verification

Each shell undergoes dimensional inspection, thread verification, and surface quality assessment before packaging.

Melting

Forging

Rolling

Quality Control/Quality Assurance and Certification

Our comprehensive quality system ensures every lightweight titanium bottom bracket shell meets strict performance standards. We maintain ISO 9001 certification and follow rigorous inspection protocols:

Raw material verification with chemical analysis

Real-time process monitoring during machining

Precision dimensional measurement using CMM equipment

Thread gauge verification for perfect compatibility

Final inspection and documentation

Each product includes complete traceability records and quality certificates for your confidence.

Spectrometer

Ultrasonic Flaw Detector

Coordinate Measuring Machine

Hardness Tester

Tensile Testing Machine

Surface Roughness Tester

Microscope and Metallographic Analyzer

Calipers

Packaging and Logistics

Protective Packaging

Individual foam protection prevents scratches and damage during shipping.

Moisture Protection

Vacuum-sealed bags with desiccants maintain optimal storage conditions.

Shipping Options

We offer both air freight for urgent orders and cost-effective sea freight for bulk shipments worldwide.

Documentation

Complete labeling and inspection reports accompany every shipment for easy tracking and quality verification.

Custom

designed foam inserts for delicate components

Vacuum

sealed bags with desiccants for moisture protection

Wooden Crate Packaging

Sturdy wooden crates for bulk shipments

Labeling & Documentation

Detailed labeling and documentation for easy tracking

Packaging

Why Choose Us?

Proven Expertise

Over a decade of titanium machining experience with aerospace-grade quality standards.

Advanced Equipment

40+ precision CNC machines ensure consistent quality and efficient production.

Quality Certification

ISO 9001 certified facility with comprehensive quality management systems.

Global Reach

Trusted by 100+ international clients with reliable worldwide shipping.

Custom Solutions

Flexible manufacturing capabilities for standard and custom specifications.

FAQ

Q: What's the weight difference compared to aluminum shells?

A: Our shells typically weigh 30-40% less than comparable aluminum versions while offering superior strength.

Q: Can I specify custom threading or dimensions?

A: Yes, we offer custom machining for special applications beyond standard BSA and T47 specifications.

Q: How do I verify compatibility with my frame?

A: Check your frame's shell width (68mm or 73mm) and threading standard (BSA or T47) before ordering.

Q: What surface treatments are available?

A: We offer polished, brushed, and anodized finishes to match your aesthetic preferences.

Q: Do you provide installation instructions?

A: Yes, each shell includes proper installation guidelines to ensure optimal performance and prevent damage.

Contact Us

Ready to experience the performance advantage of our lightweight titanium bottom bracket shell? Our technical team is ready to help you select the perfect specifications for your cycling needs.

Email: Joy@hc-titanium.com or Sherry@hc-titanium.com

Contact us today for detailed specifications, custom requirements, or technical support. We're committed to providing exceptional products and service for your cycling projects.