Features: brand new and high quality Made of high-quality materials, exquisited workmanship, very good quality and long service life. Easy to install, no additional tools are needed, and the installation process is very convenient. The appearance of this product is very match, and there will be no sense of violation after installation. Small in size and light in weight, which is very convenient to carry around. As 3D printer accessory repalcement. Specifications: Material:ABS+Metal Color:Black Types: D2F-5 Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Auto Leveling Limit Endstop Switch