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Compatible with multiple KDB commode and shower chair models, our caster wheel sets include 3-inch, 4-inch, 8-inch, and 12-inch options, available with or without brakes. Designed for smooth mobility, safety, and universal fitting for OEM/ODM healthcare equipment manufacturers.
Brand： KDB Medical
MOQ： 1pcs
Supply capacity 80000 pcs per month
Key Features
🛞 Multi-Size Options (3” / 4” / 8” / 12”)
Fit a wide range of commode and shower chairs from KDB series (e.g. 697, 698, 699, 631, 607E).
🔒 Optional Brake Mechanism
Available with TPR or PPR wheels with locking casters for safety during transfer or bathing.
🔩 Complete Wheel Kits
Includes required screws, axle bolts, lock nuts, bearings, waterproof caps (for 8"/12" wheels).
⚙️ Durable Materials
TPR/PPR wheel treads, reinforced internal bearings, and corrosion-resistant iron components.
🔁 Universal Compatibility
Suitable for both OEM replacements and custom rehab equipment builds.
Specifications
🔧 Caster Sizes & Configurations
| Size | Type | Axle | Brake | Compatibility |
|---|---|---|---|---|
| 3" | WA102-TPR, gray/white core | 12×30mm | ✔ | 631, 607E narrow frame |
| 4" | WB101-TPR gray/white core | 12×30mm | ✔ | 697L (universal fit) |
| 4" | PPR black/dark gray, plastic | M12×30 | ✔ | 699B, 698A, 698B |
| 8" Set | Foam wheel, with hardware kit | M8/M12 | – | Custom KDB rear wheels |
| 12" Set | Pneumatic wheel + fittings | M12×85 | – | For KDB 699 series rear |
Wheel Kits Include
| Wheel Size | Kit Components |
|---|---|
| 8" | 1× dual-head screw, 2× M8 lock nuts, 2× 898L bearings, 1× foam wheel |
| 12" | 1× rear leg profile, 2× 699 bearings, 1× M12×85 bolt, 2× M12 lock nuts, 1× wheel, 1× waterproof cap |
Application Scenarios
🧑🦽 Mobility Equipment Assembly
🔧 OEM Component Replacement
🏥 Hospital Commode Chairs
🚿 Shower Chairs in Home Care
🔄 Aftermarket Parts for Rehab Devices
Expert ODM/OEM Manufacturer of Patient Lifts and Commode Chairs with 12+ Years of In-House R&D Excellence.
🏭 Direct from Factory
Source directly from our own supply chain manufacturing base.
Monthly output: 80,000+ commode chairs.
All models available for global B2B distribution.
🧩 Customized for Your Market
ODM/OEM orders accepted starting from just 50 units.
Free structural design and mold development included.
Exclusive models with regional pricing protection for local distributors.
🚀 Innovation & Compliance
12-member in-house R&D team, launching 15+ new models monthly.
Certified: CE, ISO13485, FDA, MDMA.
Third-party tested: skin-safe and non-toxic materials.
🤝 Service & Support
Fast-response technical team and professional after-sales guidance.
Global experience serving hospitals, rehab centers, and distributors.
📩 Let’s Talk | Send Your Inquiry Now
These universal caster wheels are specifically engineered to meet the replacement and OEM needs of commode and shower chairs across the KDB product line. Available in multiple sizes and materials, the sets ensure safe movement and stable braking, perfect for healthcare product assemblers, distributors, and service providers.
