Feature 1[Applicable Model] This middle gear box assembly is carefully designed for HOBBYPLUS 1 or 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 percent and speed by 38 percent . 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.Item Type: RC Middle Gear Box AssemblyMaterial: Aluminum alloySuitable for: HOBBYPLUS 1 or 18 4WD CP18P remote control car .wang-edit-text{ font-family:'Arial' !important } .wang-edit-text table { border-top: 1px solid 000 border-left: 1px solid 000 } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000 border-right: 1px solid 000 padding: 3px 5px } .wang-edit-text table th { text-align: center }Package List1 x RC Middle Gear Box Assembly10 x Screws1 x Hex Wrench1 x Mounting PlateNoteChildren should play under adult supervision to avoid swallowing small toy parts. 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.