Almost every RC Construction owner thinks about upgrading their models after a while. Upgrades are made to make construction toys more fun and realistic. Due to Cost, demand, manufacturing time and several other factors, most stocked version heavy machinery RC models do not have all the upgrades. Heavy Duty RC has made things easy, we supply customers all over the world with upgrades for all the famous construction models. This includes upgrades for Electric and hydraulic RC machinery. With amazing customer service and highly experienced RC Experts, we are able to help customers seamlessly upgrade their RC models. If you have any questions or concerns about the upgrade parts available on our website please do not hesitate to email firstname.lastname@example.org and we will help you.