Description These universal caster wheels are designed to replace worn-out wheels on electric heaters, furniture, bath seats, or trolleys. They ensure a secure fit and smooth movement. The swivel design allows for easy maneuverability, making it effortless to move items with minimal effort.Features - Color: Black - Material: PP - Size: 4.00 x 3.00 x 0.80 cm / 1.57 x 1.18 x 0.31 in - Thread diameter: 8 mm - Universal compatibility: suitable for electric heaters, furniture, bath seats, and trolleys, making it a versatile replacement option - Easy installation: simple disassembly and installation process allows for smooth mobility - Floor-friendly: gentle on floors, preventing scratches and damage during movement - Replacement: ideal for replacing damaged casters, ensuring easy mobility of oil heaters - Attachment: the plate hole for fixing the wheel should not be less than 8 mm, ensuring secure attachment Package list: 4 x casters 4 x screw caps