Mini 4WD Aluminum Aluminum Roller with Bearing Roller Aluminum Roller Set and White UME-STAR Roller, 2-Stage (19mm), 2-Stage (12mm, 13mm) (Blue Type)

This set includes a bearing roller and a two-stage aluminum roller for Mini 4WD. These rollers are equipped with lightweight, high-performance bearings that not only enhance the car's appearance but also allow for high-speed cornering. Choose from two types of rollers depending on your car's speed and course conditions. The bearing rollers are approximately 19mm in diameter and feature plastic rings to reduce friction with the track. The wheels are made of durable aluminum alloy. The two-stage rollers are made up of two sections, 13mm and 12mm, with the 13mm rollers coming into contact with the fence on straight lines and the 12mm rollers coming into contact with the fence on corners, providing a stabilizing effect and making it less likely to tip over. Choose from three types to match your vehicle's color scheme: red and white, blue and white, or black and white. Each type comes with a set of two bearing rollers and two two-stage aluminum rollers. 8mm screws, spacers, and nuts are included. Size: Bearing roller diameter approx. 19mm / Two-stage aluminum roller diameter approx. 13mm - approx. 12mm This set includes a bearing roller and two-stage aluminum roller for Mini 4WD vehicles. These rollers not only enhance your car's appearance, but also feature lightweight, high-performance bearings that enable high-speed cornering. Choose from two types of rollers depending on your car's speed and course conditions. The bearing rollers are approximately 19mm in diameter and feature plastic rings to reduce friction with the course. The wheels are made of durable aluminum alloy. The two-stage rollers are made of two sections, 13mm and 12mm. The 13mm rollers contact the fence on straights, while the 12mm rollers contact the fence in corners, providing a stabilizer effect and reducing tipping. Choose from three types to match your car's color scheme: red and white, blue and white, or black and white. Each type includes two bearing rollers and two two-stage aluminum rollers. 8mm screws, spacers, and nuts are included. Size: Bearing roller diameter approximately 19mm / Two-stage aluminum roller diameter approximately 13mm - 12mm