Penyebab Rc Bravo Bunyi Tek Tek Kasar

This is the cause of the RC Bravo making a rough Tek tek sound, it turns out that just a trivial thing like that can cause the RC motorbike to make a rough sound, guys, so the conclusion is, don't take anything lightly, no matter how small it is, one example is the RC Bravo motorbike which makes a kletek kletek sound.