There are different versions under the printed article designation SA301H. The pen itself is the same, but there are several different pen head shapes that are not compatible with all Asus notebook models. If you are not sure whether you have selected the right pen, please let us know the model number of your notebook and we will find the right pen for you.
The offered manufacturer number is an alternative (substitute) to the spare part number you are looking for.
You've found this article over a part number. We'll check if it's the correct sparepart for your machine. To do this, please insert the manufacturer and the name of the model in the order comment.