JK Drilled Aluminum Front Wheels – 5/8" O-Ring – 1/16" Axle Lightweight. Durable. Race-Proven. Product Overview Upgrade your front end with precision-machined JK aluminum wheels featuring pre-installed rubber O-rings. Designed for 1/16" axles, these drilled hubs offer a noticeable performance edge over fragile plastic wheels—improving durability, minimizing rotational mass, and delivering clean, consistent free roll for high-speed slot car performance. Key Features Material: Precision aluminum Design: Lightweight drilled hubs Diameter: 5/8" Axle Fit: 1/16" Tire Type: Rubber O-rings (installed) Application: Fits JK and many other 1/32 & 1/24 high-performance chassis Why Upgrade? Stock plastic wheels are prone to warping, cracking, or wearing unevenly—especially under racing conditions. These aluminum wheels offer strength, stability, and a reliable rolling surface while maintaining a low front-end weight. Plus, they look sharp on the track. Fit & Compatibility Works with JK Cheetah, JRL, and most 1/16" axle front ends Excellent choice for multi-piece or flex-style front-end setups Ideal for racers seeking minimal rolling resistance without excess weight