Sturdy Material: The electric wheelchair anti-tip wheels are made of premium plastic material to ensure durability. It provides a sturdy base for the wheelchair to ensure reliable stability and support. Secure Design: Each set contains 4 wheels designed to prevent the wheelchair from tipping over, ensuring user safety during mobility. Provides confidence and peace of mind for wheelchair users. Long Lasting: These wheels are built to last and constructed to withstand prolonged use and friction without compromising functionality. Enhances the overall functionality and safety of the mobility aid. Increased Security: The anti-tip wheels help prevent the wheelchair from tipping backward, providing increased security for the user. These wheels offer peace of mind and confidence, ensuring a secure and comfortable mobility experience. Easy to Install: The electric wheelchair anti-tipping wheels are standard sized, easy to install, and compatible with most electric wheelchairs. The ergonomic design allows for simple installation without complicated tools. Item Type: Electric Wheelchair Wheel Material: Plastic Diameter: Approx. 5cm / 1.97in Axle Diameter: Approx. 0.65cm / 0.26in Wheel Width: Approx. 2cm / 0.79in Package Includes: 4 x Wheels