Brand: UNUS PRODUCT SERVICE Montblanc Ballpoint Pen Refill Adapter Quantity: 2 [New, Unused] This adapter allows you to replace the refill of a Montblanc rollerball pen with a refill from another company. You can convert refills designed for English writing to Japanese writing or your preferred writing feel. For example, you can replace it with a Jetstream SXR20007, etc. Please check the compatibility chart for compatible refills. <Compatible Pens> Montblanc Meisterstück Rollerball Type Montblanc Bohème Rollerball Type Montblanc StarWalker Rollerball Type Color: Black Material: Aluminum Made in Japan Compatible refills are sold separately. This product is not a genuine Montblanc product.