Welcome to our store！</br> 1、45# is high quality carbon structural steel, carbon content is 0.42-0.50%, with 610 Mpa tensile strength , and yield point is 360 Mpa. 2、45# steel is widely used in machinery manufacturing, mechanical properties of this steel is very good, so it is generally used as axial parts. 3、After production, bolt is hardened, to make it even stronger. 4、Suitable for Xiaomi MIJIA M365. 5、​Great scooter replacement parts. <span style="font-family:Arial;font-size:16px;"><strong>Features:</strong></span> <ul> <li> <span style="font-family:Arial;font-size:16px;">45# is high quality carbon structural steel, carbon content is 0.42-0.50%, with 610 Mpa tensile strength , and yield point is 360 Mpa.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">45# steel is widely used in machinery manufacturing, mechanical properties of this steel is very good, so it is generally used as axial parts.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">After production, bolt is hardened, to make it even stronger.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">Suitable for Xiaomi MIJIA M365.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">Great scooter replacement parts.</span> </li> </ul> <span style="font-family:Arial;font-size:16px;"><strong>Specification:</strong></span> <span style="font-family:Arial;font-size:16px;">Condition: 100% Brand New</span> <span style="font-family:Arial;font-size:16px;">Item Type: Fixed Bolt</span> <span style="font-family:Arial;font-size:16px;">Material: Steel</span> <span style="font-family:Arial;font-size:16px;">Color: Black</span> <span style="font-family:Arial;font-size:16px;">Fitness: For Xiaomi MIJIA M365</span> <span style="font-family:Arial;font-size:16px;">Size: Approx. 5.5cm / 2.2inch</span> <span style="font-family:Arial;font-size:16px;">Weight: Approx. 18g / 0.6oz</span> <span style="font-family:Arial;font-size:16px;"><strong>Package List:</strong></span> <span style="font-family:Arial;font-size:16px;">1 * Fixed Bolt</span> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>