Frequently Asked Questions


What currency are the prices do I see in the site?
The default price on the website is in USD but there is a currency converter that automatically convert the amount into your local currency.

How to maintain my rc construction toy?
The best way to handle or use an RC Construction toy are as follow.

  • Please do not lift the excavator holding it boom otherwise the boom servo will break.
  • Please do not lift a wheel loader holding it bucket otherwise it bucket servo will break.
  • Please do not force the machine when it reaches it limit.
  • Please use appropriate Hydraulic oil for all rc construction toys.
  • Immediately stop using an RC model when you can smell any unusual smoke from it

I just placed an order, when will it ship?
For the electric models, we usually ship them within 12-48 hours after purchase whiles for the hydraulic models like Kabolite 336gc, 966 wheel loader & Double E hydraulic model it takes about 24-72 hours to ship out. Please be noted that majority of the expensive hydraulic models are not an already made product, Customer are required to read the manufacturing time on each hydraulic product page to know the wait time. 

I am not in love with my order, can it be returned?
Heavy Duty RC offers a 100% money back guarantee if the product is as new as sold within 10 days after arrival; The Box the product is in hasn't been opened and the products inside hasn't been used. You must ship it back at your own expense, once we have received the product we will refund the full amount of your original purchase. It is best to contact us immediately upon arrival.

Please note: If your package is on the way, you must wait for it to arrive and return it before receiving a refund.

This refund policy do not apply for Hydraulic Models worth over $2000 USD due to the fact that they are not an already made product. Customers are required to carefully check and choose when they are purchasing Hydraulic Models. 

My product was broken upon arrival?
Although this rarely happen, customers are required to check their products upon arrival and quickly contact us immediately if the product is defective or damaged.

Can I cancel my order?
You are able to cancel your order with no penalty! For electric models, Spare parts and "Already made" hydraulic models you must cancel your order before it ships. If the item is already sent please use our easy return system to get a full refund. If you ordered a hydraulic model that requires manufacturing. You must contact us immediately before factory start manufacturing it.

Cancelation of hydraulic models before production are perfectly acceptable!!

I have entered an incorrect address what do I do now?
If you have misspelled or auto-filled in an incorrect address, simply reply to your order confirmation email and confirm. Once you double check if the address given is wrong kindly notify us via email at If the given address is wrong we can change the address to the correct one before it is shipped. Changing fee will incur when the product is already shipped. 

How long does shipping take?
Shipping times vary as we do ship worldwide from different fulfilment centers based on your location. The average shipping time for the actual models is 5-7 business days. Spare parts also take about 7-15 days in transit whiles batteries take 15-25 days to arrive. Batteries take longer to deliver due to the fact that couriers consider them as highly dangerous. 

I have a question that wasn't answered, can you please help?
Absolutely! Please send us an email to and we will be happy to assist you in any way we can.
We do receive a large number of emails, If you wish to get a prompt response please attach your order number and address the problem clearly, thanks.