Compatibility: Specifically designed for H12Y and H12Y+ 1/12 remote control cars, ensuring a fit and enhanced performanceMaterials: The rc parts are made from aluminum alloy and brass, ensuring durability and longevityEasy Install:1/12 RC car accessories is designed for easy installation on your rc car model.Replacement Parts: Great upgrade rc car replacement to replace your old or damaged partsEnhanced Performance: Upgrade your RC car's durability and handling with this rc part set Specification: Material: Aluminum Alloy Brass Size Chart: Counterweight and Gear Cover:3.9cmx4.04cmx7.5mm/1.54inchx1.59inchx0.30inchFront Axle Steering Cup:3.692cmx4.05cmx1.95cm/1.45inchx1.60inchx0.77inchFront Axle C Hub Carrier:5.33cmx1.6cmx2.26cm/2.10inchx0.63inchx0.89inchFront Axle Housing:10.16cmx3.56cmx3.15cm/4.00inchx1.40inchx1.24inch Package Includes: 1 PairCounterweight and Gear Cover1 Pair RC Front Axle Steering Cups1 Pair RC Front Axle C Hub Carrier1 RC Front Axle Housings Note: Color might be slightly different due to the color calibration of each individual monitors.Please allow slightly measuring deviation due to manual measurement.