UNMATCHED COMBO FOR SCX24 The Power Hobby PHBPHSCX2418 Brass Hex Hubs, Diff Cover, and Front Knuckles Combo is specifically designed for the Axial SCX24 1/24th scale rock crawlers. PREMIUM DIFF COVER This diff cover is made from CNC machined solid brass, adding 10g of low and central weight to enhance the vehicle's center of gravity. Enjoy increased stability and performance for greater crawling capabilities. DURABLE CONSTRUCTION Featuring an increased thickness compared to the stock cover, this robust design not only adds weight but also provides enhanced toughness. It seamlessly replaces the stock plastic cover and is compatible for both front and rear applications. EFFICIENT FRONT KNUCKLES The brass front knuckles are also CNC machined, contributing significant weight for improved stability and a lower center of gravity. Notably, cutouts on the knuckles provide easy access to the outer bearing race for hassle-free bearing removal. DIRECT REPLACEMENTS INCLUDED This combo package includes (1) Diff Cover with hardware, (2) Front Knuckles with hardware, and (4) Hex Hubs with hardware, ensuring you have everything necessary for a complete upgrade. Enhance your Axial SCX24 experience with these finely crafted brass components, designed to elevate stability and performance in your rock crawling adventures.