1、Premium Material: Made of premium steel, the RC car ball bearing set is wear resistant, corrosion resistant and has a long service life. 2、Suitable: The RC car ball bearing kit is suitable for AXIAL SCX24 1/24 RC crawlers, can add more fun and provide stable performance to your RC car. 3、Lightweight: The RC steel ball bearings have well performance, lightweight, small friction, fast speed, helpful to improve the performance of your remote control car. 4、Exquisite: The RC silver ball bearings have refined appearance and stable performance, making your remote control car look more lifelike, cool and practical. 5、Durable: The ball bearings for 1/24 RC crawlers have small in size, exquisite design, with well durability, can make your RC car stable running. Item Type: RC Car Ball Bearing Set Material: Steel Weight: 9g/0.32oz Color: Silver Size: Outer Diameter: Approx. 8mm/0.31in, 6mm/0.24in, 5mm/0.20in Inner Diameter: Approx. 4mm/0.16in, 3mm/0.12in, 2mm/0.08in Thickness: Approx. 3mm/0.12in, 2.5mm/0.10in Suitable: For AXIAL SCX24 1/24 RC Crawlers 20 x RC Car Ball Bearing Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.