Factory Customized SHSC Head Motorcycle & Performance Bolts GR5
Standard: ISO Metric | Mat: Ti-6Al-4V GR5 | Head: Socket Head Cap
View Technical Specs
4.43 g/cm³
Ultra-Light Density
≥ 895 MPa
Tensile Strength
10+ Years
Precision OEM / ODM
≤ 2 Hours
B2B Response Time
Engineering Lineup
Precision Bicycle & Performance Fasteners Collection
Manufactured from aerospace-grade Ti-6Al-4V titanium alloy, designed to endure demanding European cyclocross, alpine terrains, and competitive racing environments.
Factory Wholesale Titanium Alloy Socket Head Bolts PVD Coated
Class Equiv: 10.9 / 12.9 | Finish: PVD Rainbow/Black | High Fatigue
View Technical Specs
M5/M6 UNC Thread Anodized Taper Head Bike Frame Hardware
Sizes: M5x16/18, M6x16/20 | Taper Head with Integrated Washer
View Technical Specs
High Strength GR5 Polished CNC Machined Flange Lock Nuts
Thread: M5 to M12 Metric | Vibration-Proof Aerodynamic Locking Ring
View Technical Specs
FOXTI Precision Gr5 Titanium Custom CNC Components & Accents
Bore: 6mm/8mm Precision CNC | Finish: Wear-Resistant Vacuum PVD
View Technical Specs
GR5 Micro-Fasteners M2 M3 M4 Anodized Cone Head Hardware
Sizes: M2-M4 Micro-Profile | UFO Head Aerodynamic Geometry
View Technical Specs
Hex Head Flange Titanium Assembly Bolts M5–M14 Series
Execution: Cold-Forged Flange | Pitch: Standard & Fine Pitch Options
View Technical Specs
Button Socket Head Titanium Low-Profile Chassis Fasteners
Head: Low-Profile Button | Color: Burnt Blue | Class 10.9 Spec
View Technical Specs
Metallurgical White Paper
Engineering the Ultimate Dynamic Wheelset Interface
Understanding the micro-mechanics, damping profiles, and tensile elasticity of Grade 5 Titanium spokes within competitive cycling dynamics.
Bicycle wheel structures rely on a complex pre-stressed tension-spoke system where load transfers occur via dynamic cyclical unweighting. While conventional stainless steel (e.g., AISI 302/304) and high-modulus carbon fiber spokes currently dominate mass-production, Grade 5 Titanium (Ti-6Al-4V, ASTM B348 Grade 5 / Werkstoff 3.7165) exhibits a metallurgical profile specifically optimized to solve structural fatigue and high-frequency vibrational degradation.
Exceptional Strength-to-Weight
At a density of 4.43 g/cm³, Ti-6Al-4V provides a 43% reduction in rotational unsprung mass compared to cold-drawn stainless steel, substantially lowering the rotational inertia across high-cadence wheel builds.
Micro-Vibration Damping
With an elastic modulus of ~114 GPa (roughly half that of stainless steel at 193–210 GPa), titanium spokes offer superior compliance, dampening high-frequency road vibrations before they propagate to the rim bed or frame.
Impervious Chemical Passivation
Titanium automatically generates an adherent, chemically inert TiO₂ passive film upon atmospheric exposure. It exhibits total resistance to road de-icing salts, winter brines, and aggressive environmental humidity.
| Physical & Mechanical Property | Ti-6Al-4V (Grade 5 Titanium) | AISI 302/304 Stainless Steel | Toray T700/T800 Carbon Spoke |
|---|---|---|---|
| Density (g/cm³) | 4.43 (Low Rotational Inertia) | 7.90 (Heavy Baseline) | 1.55 (Ultra-low) |
| Ultimate Tensile Strength (MPa) | 895 – 1050 | 900 – 1150 | 1400 – 2200 |
| Elastic Modulus - Young's (GPa) | 110 – 114 (Controlled Deflection) | 193 – 200 (Stiff, Harsh Ride) | 230 – 260 (Brittle Fracture Risk) |
| Fatigue Limit Cycles (10⁷ Cycles) | 510 MPa (Superior Infinite Life) | 280 – 350 MPa | Vulnerable to Shearing/Impact |
| Corrosion Resistance (De-Icing NaCl) | Immune (TiO₂ Self-Healing Film) | Pitting Risk in Salt Brine | Resin Oxidation Under UV Exposure |
| Field Truing & Serviceability | Standard Spoke Wrench (Standard Threads) | Standard Spoke Wrench | Proprietary Bonding / Glued Nipples |
From an applied mechanics perspective, wheel systems laced with cold-drawn Ti-6Al-4V butted spokes mitigate the "chatter" frequency (between 30 Hz and 70 Hz) encountered over cobblestone, paving stones, and broken tarmac. The lower modulus of elasticity allows momentary spoke elongation without entering plastic deformation limits. This characteristic prevents sudden spoke failure at the elbow neck or spoke nipple junction, ensuring truing stability across thousands of dynamic torsional load reversals.
Regional Deployment
Localized Applications Across the Basel Urban & Alpine Matrix
Optimized for the Tri-National Eurodistrict of Basel (Switzerland, Germany, and France) where demanding climatic conditions meet precision cycling culture.
The Canton of Basel-Stadt and Basel-Landschaft represent one of Central Europe's most sophisticated cycling epicenters. Operating in the Upper Rhine Plain with direct access to the Jura mountain chain and the Black Forest, local cyclists and fleet operators demand wheels capable of handling varied conditions without catastrophic component failure.
1. Commuter & Cargo Fleets in Basel's Old Town (Altstadt): Basel's historic urban corridors—such as the cobbled climbs around Spalenberg, Münsterplatz, and through the St. Alban-Tal—generate severe vibrational shock pulses. Commercial e-cargo fleets and daily commuters traversing steel bridge expansion joints over the Rhine river (Mittlere Brücke and Wettsteinbrücke) subject wheelsets to localized cyclical impacts. Titanium spokes offer high dampening characteristics that protect sensitive internal hub gearboxes and cargo payloads from shock wear.
2. Gravel & All-Road Climbing in the Basel Jura: Ascents across Gempen, Challhöchi, and the Belchenflue combine 15%+ grade climbs with technical gravel descents. In these environments, lateral wheel stiffness must be balanced with vertical compliance to maximize wheel contact patch adherence through rough gravel corners. Ti-6Al-4V spokes eliminate wheel chatter, giving descenders superior line-holding security.
3. Winter Cycling Resistance Along Rhine Salt Corridors: Winter road safety operations across the Basel metropolitan region heavily utilize brine and calcium chloride de-icing compounds along cycle routes like the Veloroute 3 and riverside pathways. Stainless steel spokes and carbon nipples are vulnerable to crevice pitting and galvanic corrosion inside aluminum rim beds. Titanium spokes resist galvanic corrosion, ensuring nipple adjustability remains effortless over multi-season deployments.
4. Cross-Border Commuting Dynamics (Tri-National Eurodistrict): Daily commuters traveling between Saint-Louis (France), Weil am Rhein (Germany), and Basel require low-maintenance componentry. By replacing conventional steel wire with corrosion-proof titanium spokes, wheel maintenance schedules are cut by half, minimizing workshop downtime for cross-border logistics and active transport users.
Market Intelligence
Emerging Technical Trends in the Swiss Wheelset Landscape
Key technological, regulatory, and design developments shaping wheel specification and component sourcing across the Swiss Confederation.
Speed-Pedelec (45 km/h) High Load Dynamics
Switzerland leads Europe in Fast-Pedelec (Category L1e-B) adoption. The 45 km/h limit imposes high cyclical torque and heavy braking loads on wheels. GR5 spokes provide the fatigue thresholds needed to satisfy stringent Swiss Federal Roads Office (FEDRO/ASTRA) road safety standards.
Additive Manufacturing & Bespoke Wheelbuilding
High-end Swiss boutique ateliers (e.g., in Basel, Zurich, and Biel) are moving away from factory-stamped carbon spoke wheels. The focus is shifting toward repairable, hand-tensioned titanium spoke systems paired with straight-pull 3D printed ceramic-bearing hubs.
Circular Economy & ESG Procurement
Switzerland’s Circular Economy legislative revisions emphasize product repairability. Bonded carbon spokes require wheel replacement upon damage. In contrast, titanium spokes can be trued, re-laced, and recycled, fitting Basel's sustainability targets.
Supply Chain Partner
Why Basel Importers & Master Builders Rely on Verqo
Positioned directly in China’s Titanium Valley (Baoji), we connect raw material processing with advanced CNC precision machining for global markets.
Certified Titanium Bar Ingot Origin
All stock is cast from premium sponge titanium and vacuum arc remelted (VAR) to eliminate micro-inclusions. Complete EN 10204 3.1 chemical inspection certificates accompany every batch.
Multi-Axis CNC Cold-Rolling Machines
Threads are strictly rolled—never cut or turned. Cold-forged rolled threads preserve continuous grain boundaries, boosting cycle fatigue endurance by up to 35% compared to cut threads.
Advanced PVD & Anodizing Lineup
We provide durable surface treatments, from PVD vacuum titanium nitriding (deep black, mirror gold, neo-chrome oil-slick) to spectrum electrolytic anodizing with custom laser markings.
Swiss Customs (EZV) Ready Logistics
Seamless direct freight into Basel EuroAirport (BSL/MLH) and Rhine freight terminals. Full commercial invoicing, preferential HS tariff code accuracy, and flexible order arrangements.
Procurement Direct Answers
Frequently Asked Questions by Swiss Purchasers & Wheelbuilders
Addressing structural parameters, thread forms, customs handling, and spoke tension specifications for commercial procurement.
What spoke head profiles and hook geometries can be supplied to Basel workshops?
We manufacture standard J-Bend spokes (with elbow angles between 90° and 95° and radius necks designed to sit securely in Shimano, DT Swiss, and Chris King hub flanges) as well as straight-pull configurations for modern aero hubs. Available diameters include standard straight-gauge (2.0mm / 14G), single-butted, and double-butted profiles (2.0 - 1.5 - 2.0mm or 2.0 - 1.8 - 2.0mm) alongside aero-bladed teardrop configurations.
How do we prevent thread galling between titanium spoke threads and nipples?
Galling is a known consideration when threading titanium against titanium or aluminum. Our manufacturing process utilizes cold thread rolling to produce an ultra-smooth root surface finish (Ra < 0.4 µm). For wheelbuilders, we recommend pairing our spokes with treated 7075-T6 aluminum or nickel-plated brass nipples, using an anti-seize paste containing copper, molybdenum disulfide, or PTFE to ensure uniform tensioning.
What is the recommended wheelbuilding tension for Ti-6Al-4V Grade 5 spokes?
Due to titanium's lower modulus of elasticity compared to steel (~114 GPa vs ~200 GPa), spoke elongation under tension is roughly double. We recommend lacing to a baseline tension of 1100 N to 1250 N (drive-side rear / disc-side front) with a calibrated digital tensiometer. Gradual stress-relieving cycles during truing are essential to eliminate windup torsional deflection.
How are customs clearances and Swiss Value Added Tax (MWST) processed?
Shipments to Basel (and across the Swiss Confederation) can be dispatched under DAP (Delivered at Place) or DDP (Delivered Duty Paid) Incoterms. Swiss customs tariffs on bicycle hardware (HS Code 8714.99) are integrated via our automated customs clearance channels, simplifying VAT handling (8.1% MWST) and administrative clearance.
What are your Minimum Order Quantities (MOQ) and production lead times?
For custom cut-to-length spokes (any length from 180mm to 310mm machined to ±0.5mm precision), our baseline MOQ starts at 100 pieces per batch. For standard stock sizes, we accommodate flexible small orders starting at 20 pieces. Production turnarounds for custom finishes (such as vacuum PVD or rainbow anodizing) range from 10 to 14 working days, backed by express air freight to Basel-Mulhouse Airport in 3 to 5 business days.
Upgrade Your Wheelset Lineup with Grade 5 Titanium
Whether you need custom spoke gauges, specialized elbow head dimensions, or a dedicated titanium fastener catalog for your store or fleet, our team is ready to support your engineering requirements.