■1970s-2011 Montblanc 146 149 Limited Edition Resin Piston Replacement/Repair Piston Rod + Cylinder Set Unused ■ Same-day Shipping, Receipts Available Immediate purchase welcome. New, unused item. Price is for a set of 2 items: piston rod + cylinder. Other items in the photos are for reference only. They are not included in the product. Multiple items in stock. We offer combined purchases and combined shipping with this product and all other items listed. Price negotiations are only available for combined purchases. Please let us know if you are interested. This is a set of resin piston rod (shaft) and piston cylinder (housing) for repair/replacement of Montblanc fountain pens. Lightweight, approximately 3g total. The weight is close to the original parts. ※ This is not a Montblanc genuine product. Compatible products: 【Montblanc Meisterstück 146 and 149 and related limited edition models】 and 【1970-2011 models】 This product does not allow for piston disassembly or nib disassembly. Please order the separately listed piston disassembly tools (2 types) and the nib removal tool for old models. Individual piston shafts (brass and resin) and piston housings (resin) for each era are also listed separately. This product is for those with knowledge of fountain pens. The seller does not provide support for how to use the product. Also, we cannot answer questions about which limited edition models are compatible. Please make your judgment based on the images. Disassembling a fountain pen carries risks. Please do so at your own risk. The seller is not liable for any problems caused by the use of this product. ■ Items are deleted and relisted irregularly. ■ We will ship within 24 hours of confirming payment. ■ Corporate expenses are supported. Delivery notes and receipts (with bookstore name) can be issued. Please contact us after purchase. ■ Shipping includes tracking. We can accommodate Click Post, Mercari shipping, etc. for an additional fee (actual cost) if you need a tracking number. ■ Waterproofing with a plastic bag before shipping. ■ As this is a stored item, please refrain from purchasing if you are concerned about minor scratches or stains. No complaints after purchase.