Material and build - Front and rear axles are made from nylon and steel, delivering robust strength, higher precision, and reliable accuracy. The design supports easy upgrading from individual parts. Quality and reliability - Manufactured to strict quality control standards. The complete axle assembly is stable, making it a dependable choice for RC car enthusiasts. Easy installation - Professionally machined and simple to install. Works as a replacement part to improve the overall function of your model car. Design and versatility - Easy assembly and CNC machining enable straightforward mounting on older models. Enhances the appearance of your RC crawler, boosts overall performance, and provides a more polished look. Use scenarios - Replacing worn axles on an aging RC crawler to restore durability and smooth operation on challenging terrain. - Upgrading a kit or older model to improve rigidity, precision, and handling during rock crawling. - Routine maintenance or progressive upgrades to incrementally improve drive stability and performance. Note: This product is an RC front and rear axle set that uses nylon and steel, designed for reliable replacement and performance enhancement in compatible model cars.