High-Quality Material: Made from stainless steel, this 8mm shaft lock collar ensures robust performance and resistance to , making it ideal for long-term use in 3D printers Engineering: Designed to fit perfectly with T8 lead screws, this lock ring provides excellent isolation and stability, enhancing the operational efficiency of your 3D printer Versatile Use: Suitable for various 3D printing applications, this lock collar can also be used in other DIY projects requiring precise shaft locking, Weight: 0.06172943336 Pounds, Manufacturer: Aboiled