Atomik RC Alloy Wheelie Bar, Grey fits the Traxxas 1/16 Slash 4x4 and Other Traxxas Models - Replaces Traxxas Part 7184 Precision CNC Machined for Factory Spec Fitment. Hardened Billet 6061 Aluminum for Lightweight and Durable Performance. Atomik RC Offers a Full Line of Hop Ups for your Traxxas Model, Available in Blue, Red, and Gunmetal Also Fits: Traxxas 1/16 Slash 4x4, Traxxas 1/16 E-Revo, Traxxas 1/16 Boss 302 Mustang VXL Easy Upgrade from Original Part. Replaces Traxxas Part 7184.