How to Load your Pen with a Cartridge Firmly push the cartridge into frontend. Load a second cartridge into the barrel. Screw the barrel to the Frontend. The pen is now ready. Gently tap your pen on surface to start the flow. Post navigationPrevious post: Goldline Bleedproof Marker PadNext post: The Society of Bookbinders Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.