Features: 1. CNC machining solid brass makes it precise in size and good in performance. 2. Easy to install over 12mm hex. 3. Made of high quality brass material, which is solid and durable. 4. Suitable for Traxxas HSP Redcat Rc4wd Tamiya Axial scx10 D90 Hpi RC crawler car. 5. High simulation accessory will make your RC car look cool and real. 6. Suitable for 1.9inch beadlock wheel rims. Specifications: Condition: 100% Brand New Item Type: RC Accessory Material: Brass Color: Brass Outer Diameter: Approx. 38mm / 1.50inch Inner Diameter: Approx. 22mm / 0.87inch Size: Approx. 3.8*1cm/1.5*0.4in Weight: Approx.139g/4.9oz Applicable Product: for Traxxas Hsp Redcat Rc4wd Tamiya Axial scx10 D90 Hpi RC Crawler Car Package List: 2 * Brass Wheel Weight 1 * Bag of Screws