This product is a set of aluminum rear hubs designed as an upgrade or replacement for the Losi Micro-B platform. The machined aluminum construction provides increased strength and durability compared to stock plastic hubs, helping reduce flex and improve rear-end stability under load. These hubs maintain precise wheel alignment for consistent handling during high-speed driving and aggressive cornering. Precision machining ensures accurate fitment with factory suspension and drivetrain components for straightforward installation. Ideal for enhancing durability and performance on your Micro-B.