Features: Enhances your 3D printing experience with K1MAX Extruder Steppers Motor Coolers, to efficiently dissipate heat for Performances and longevitys of 36 Steppers Motor. from ABS materials, this cooling fan is for K1MAX models, ensuring fit wherever there space for a heatsink and fan installation. for 3D printing enthusiasts and professional seekings to maintain their printer efficiency and prevent overheating during extended use. for use in home workshops or professional setting where 3D printing is frequently utilized, providing cooling to keep your equipment running smoothly. Upgrades your 3D printer with this essential accessory, ensuring consistent print and extending the life of your machine with effective thermals management. Specifications: Materials: ABS Fan diameter: 30mm/1.18inch Package Includes: 1Set Extruder Cooling Fan note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.