Product Description:This product comes with two spring rates (0.45 and 0.5mm), which can be easily adjusted to suit the chassis. Product Features: The shock bodies are CNC machined from aluminum for superior protection and long-lasting durability. These shocks feature a telescopic design that allows for maximum travel. The threaded shock bodies make it easy to adjust preload and provide a smooth, excellent damping effect. Designed specifically to fit the 1/18 TRX4-M Bronco Defender RC Crawler Car, these shock absorbers are a perfect addition to your RC vehicle. Product Specifications: .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px; overflow:hidden;padding:10px 5px;word-break:normal;} .tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px; font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;} .tg .tg-0lax{text-align:left;vertical-align:top} Type Shock Absorber Quantity 4 Color Gray Material Aluminum Size 0.45mm x 0.5mm Package Includes:4 x Shock Absorber ⚠️WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov