The wheel hex hubs are capable to lengthen wheel distance for ensuring a stable driving, which suits 1/10 RC crawler such as Axial SCX10 Traxxas TRX4 D90. Reducing absent space to unnecessary shaking in the car driving, they transfer pressure flexible. Therefore, they are the excellent fittings to upgrade your RC car.<br/>Features: <br />Made of high quality metal, durable and wear-resistant.<br />Easy to install and meet your demand of RC car DIY.<br />Transfer pressure flexible, no dispensable absent space produce.<br />It can extend the wheel distance.<br />Conductive to assemble a powerful car.<br />Reduce unnecessary shaking and ensure a stable driving.<br />6 distinguished sizes wheel hex are available. <br/>Specifications: <br />Item Name: Wheel lengthen Hex Hub<br />Main Material: Aluminum Alloy <br />Quantity: 4PCS <br />Color: Black<br />Thread Diameter: 3mm<br />Wheel Hex: 12mm<br />Height: 21mm<br />Width: 21.5mm<br />Diameter of Center Hole: 6.5mm<br />Weight: 7g/pcs<br/>Package Size: 7 * 5.5 * 2.5cm/2.76 * 2.17 * 0.98in<br />Package Weight: 30g<br />Poly bag package<br/>Note:<br />* There could be a few deviations due to manual measurement. Thank you for your understanding.<br/>4 * RC Car 21mm Wheel Hex<br/>