Product Introduction
Our 2-inch threaded stem casters offer smooth 360° mobility for office chairs and equipment. Built with a sustainable, high-strength recycled nylon body and a heavy-duty Cr3+ zinc-plated steel stem, they deliver industrial-grade stability and BIFMA-certified durability.
Technical Specifications
Core 2-Inch (50mm) Specifications
|
Parameter |
Hooded Style (With Cover) |
Unhooded Style (Bare Wheel) |
|
Part No. |
TW50 |
UTW50 |
|
Wheel Diameter |
50 mm (2") |
50 mm (2") |
|
Overall Width |
48.5 mm |
44.0 mm |
|
Mounting Height |
54.5 mm |
51.0 mm |
|
Load Capacity |
66 lbs / 30 kgs |
66 lbs / 30 kgs |
Note: While this page highlights our standard 2-inch series, we manufacture a complete product array including 30mm, 35mm, 40mm, 45mm, and 60mm twin wheel configurations to fit diverse design scales.
Bolt Specifications
Product Features
Eco-Friendly Recycled Nylon: Injection-molded from premium recycled nylon polymers, striking the perfect balance between high structural impact resistance and sustainable corporate green-procurement compliance.
Premium Trivalent Chromium (Cr3+) Finish: The carbon steel hardware is electroplated with a Cr3+ zinc coating, delivering exceptional chemical corrosion resistance and anti-rust properties while ensuring eco-friendliness.
Dual-Wheel Smooth Mobility: The dual-wheel architecture splits weight distribution evenly, significantly reducing rolling friction and allowing for effortless rotation on both low-pile carpets and hard commercial floors.
Customization Services (OEM / ODM)
Bespoke Stem Adaptations: Customized thread sizes, specialized pitch configurations, and custom bolt lengths can be precisely engineered against proprietary technical drawings.
Housing Aesthetics: Specialized custom colors, branded structural wheel caps, and soft polyurethane (PU) tread additions for elite floor protection can be accommodated for volume contract orders.
Quality & Compliance
ANSI/BIFMA X5.1-2017 Certified: Extensively tested and fully compliant with international ANSI/BIFMA office furniture safety and durability testing standards.
Strict Defect Testing: Each production run undergoes rigid dynamic loading, rolling fatigue tests, and 50,000+ rotational validations to ensure long-term stability without structural cracking.
How to select the caster
Application
Packaging & Logistics
Minimum Order Quantity (MOQ): 3,000 pieces per standard export box (Standard production run: 5,000 pieces).
Lead Time: Approximately 45 to 60 working days for standard volume orders
Trade Terms: FOB Taiwan,China.
Payment Method: T/T.
Packaging: Standard durable export packing; customized branded packaging available for contract orders.
FAQ
Q: What applications are 2 inch threaded stem casters suitable for?
A: They are ideal for office chairs, mobile cabinets, medical equipment, carts, and other light to medium-duty furniture.
Q: What thread sizes are available?
A: We offer a variety of standard metric and imperial thread sizes, with custom specifications available for OEM projects.
Q: Can the threaded stem be customized?
A: Yes. Stem diameter, thread pitch, thread length, and overall stem dimensions can all be customized.
Q: What is the load capacity of each caster?
A: The standard 2-inch model supports up to 30 kg (66 lbs) dynamic load per caster.
Q: Are PU wheels available?
A: Yes. Optional PU treads provide quieter rolling and better protection for hardwood, tile, and laminate floors.
Q: What is the difference between hooded and unhooded casters?
A: Hooded casters offer a cleaner appearance and help reduce dust buildup, while unhooded models provide a more compact design.
Q: Are these casters corrosion resistant?
A: Yes. Steel components feature environmentally friendly Cr3+ zinc plating for reliable corrosion resistance.
Q: Can you provide OEM and ODM services?
A: Yes. We support custom wheel materials, colors, logos, threaded stems, and packaging.
Q: How is product quality verified?
A: Each production batch is tested for load capacity, rolling performance, swivel function, and dimensional accuracy before shipment.
Q: Can I order samples before mass production?
A: Yes. Samples are available so you can evaluate fit, quality, and performance before placing a bulk order.
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