Description These universal caster wheels are designed to replace the worn-out wheels of your electric heater, furniture, bath seat, or trolley. They ensuring secure fit and smooth movement. The swivel allows for easy maneuverability, making it effortless to move your items around with minimal effort. Features -Color:Black -Material:PP -Size:4.00X3.00X0.80cm/1.57X1.18X0.31in - Thread diameter: 8mm -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 of your heater -Floor-friendly: gentle on floors, preventing scratches and damage during movement -Replacement: ideal for replacing damaged casters, ensuring easy mobility of your oil heater - Attachment: the plate hole for fixing the wheel should not be less than 8 mm, ensuring secure attachmentPackage list: 4 x casters 4 x screw caps