Feature: 1. [Applicable Model] This middle gear box assembly is carefully designed for HOBBYPLUS 1/18 4WD CP18P remote control cars, ensuring precise fit and optimal performance. 2. [Metal Made] Made of premium aluminum alloy, this RC middle gear box assembly is sturdy, lightweight, eco friendly, and designed to withstand long term use. 3. [Power Boost] The all aluminum alloy RC car middle gearbox can increase power by 260% and speed by 38%. Its mounting plate supports the original gearbox. 4. [Anodized Surface] With an anodized surface, the RC middle gear box not only looks beautiful but also offers improved corrosion resistance, enhanced wear resistance, and toughness. 5. [Performance Enhancement] This RC car gearbox effectively enhances the RC car performance, providing necessary support and maintaining the car operational activities. Specification: Item Type: RC Middle Gear Box Assembly Material: Aluminum alloy Suitable for: HOBBYPLUS 1/18 4WD CP18P remote control car. Package List: 1 x RC Middle Gear Box Assembly 10 x Screws 1 x Hex Wrench 1 x Mounting Plate Note: Children should play under adult supervision to avoid swallowing small toy parts.