Premium 6″ (150mm) Central Locking Medical Twin Wheel Caster, Silent and Heavy Duty
Medical Grade Performance: Designed specifically for hospital beds and medical equipment. Features a high-strength PA6 Nylon frame and a precision-engineered central locking system for instant stability and safety.
Whisper-Quiet & Floor Friendly: Say goodbye to noisy, jerky movements. Our TPU (Thermoplastic Polyurethane) tread provides superior shock absorption and noise reduction, ensuring a quiet environment while protecting sensitive flooring from scratches.
Smooth 360° Maneuverability: Equipped with built-in precision bearings, these casters offer effortless movement even under a full load of 100kg (Dynamic). The swivel radius of 101mm allows for tight-space navigation.
Extreme Temperature Durability: Built to last in demanding environments, performing reliably from -30°C to +80°C. Fully compliant with EN12531 standards.
Use Cases
- Hospital beds
- Medical carts & trolleys
- Stretchers
- ICU equipment
- Rehabilitation devices

Key Features
- Central Locking System
- Compatible with rod-controlled braking systems, allowing synchronized locking for all wheels.
- Ultra Quiet Rolling
- TPU tread reduces noise, perfect for noise-sensitive environments like hospitals.
- Heavy Duty Construction
- PA6 reinforced core
- Precision bearings
- Strong load capacity up to 150KG static
- Smooth & Stable Movement
- Twin wheel design improves:
- Stability
- Maneuverability
- Load distribution
Technical Specifications
Core Specifications
- Wheel Diameter: 150mm (5inches)
- Caster Width: 76mm
- Tread Width: 21.5mm
- Stem Diameter: 28mm(Diameter) x 96mm(Length)
- Stem Length: 96mm
- Offset: 50.5mm
- Swivel Radius: 127mm
- Overall Height: 166mm
- Material: PA6 NYLON (Body)+TPU (Tread)
- Performance & Load
- Temperature Range: -30/+80°C
- Standard: EN12531
- Weight: 1.4KG
- Dynamic Load Capacity: 120KG per wheel
- Static Load Capacity: 150KG per wheel
Main Materials: Nylon (PA6) frame and wheel core; TPU wear-resistant tread.
Features: Noise reduction and shock absorption; safe and reliable. Equipped with precision bearings.
Function: Swivel caster with central locking and total locking options.
Rating Scale
Smoothness: ★★★★★★
Silent Driving: ★★★★★★
Abrasion Resistance: ★★★★★★
Anti-rust: ★★★★★☆
Why This Caster Stands Out
- Designed for real-world medical use, this caster delivers:
- Smooth and quiet movement
- Strong load capacity
- Reliable central locking control
- It’s a practical choice for hospitals, equipment manufacturers, and distributors looking for consistent performance.
Caster with directional lock, total lock, and free Functions. Twin wheels with precision ball bearings and covers. Aluminum housing has better load capacity. High load-bearing capacity. TPU wheel tread provides quiet, stable rolling.
Package Includes
- 1 × 150mm 6-inch Twin Wheel Caster
- (Optional: Bulk orders available)
FAQs
Q: Does this caster fit standard medical beds?
A: Yes, it features a standard 28mm stem diameter and 96mm length, which fits most central locking systems in hospitals.
Q: Is the wheel safe for vinyl flooring?
A: Absolutely. The TPU (Thermoplastic Polyurethane) tread is non-marking and designed to be silent on medical-grade flooring.
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Shipping Policy
To minimize or avoid tariffs, we ship from the country where the product is made, such as China, Italy, or Taiwan. We sell worldwide in USD.
Fast Delivery! We ship via USPS, UPS, DHL, or FedEx because they're fast, reliable, and easy to track. We process orders within 24 hours, and delivery may take 4-7 working days, depending on your location. We'll email you the tracking number once your order is shipped. We sell in USD.
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Return Policy
5 Hours: Mistakes happen when ordering, so you have 5 hours to request a refund for any reason, including if you don’t want to pay the tariff. However, Stripe will not refund you their processing fee if you cancel your order.
All Sales Are Final: After 5 hours, we cannot cancel your order or issue a refund because order cancellations incur multiple transaction processing fees from Stripe and PayPal, additional shipping fees, and reverse tariff payments, which are costly and time-consuming. For technical issues, we will be happy to assist you in resolving problems and provide a replacement if you can prove that the product has a manufacturing defect.
Exchange Policy: We want you to be happy with your new purchase. However, once you have used the product, we cannot issue a refund. However, we will offer an exchange for a product with irreversible manufacturing defects or technical issues. If you purchased the wrong product, then you, as the customer, will be responsible for the re-shipping fees and tariffs. If the product you purchased is defective, email us at support@ozrobotics.com with photos or a video of the faulty parts so we can evaluate the issue before arranging a replacement.
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