{"type":"firestarter.listing","listing":{"id":"lst_tMoAtYJi","product_name":"Model 20 pocket Fountain Pen - Sweet Maroon","category":"Fountain Pen - Model p20","description":"\nMade with our Sweet Maroon acrylic. Photo'd w/ black nib option.\n♦ Winner for best EDC - Every Day Carry - by PenWorld's Reader's Choice Awards 2016. ♦ The pocket version of the Model 20 Marietta - a slip cap fountain pen that harkens back to the aesthetic of classic fountain pens of yesteryear. ♦ Precision machining and design create a cap that securely and firmly fits to the the section and barrel with a firm grip. When capped or posted properly it is impossible to sling the cap off, so can be securely used in a shirt pocket or pen pouch. ♦ No exterior threads and no shoulder from grip section to barrel. ​♦ The pressure is distributed inside the cap and away from the lip to prevent lip cracking. ♦ The interior of the cap has a feature that releases air pressure to eliminate the vacuum that causes ink spurts on the nib when uncapping. ♦ Filled 2 ways, via disposable int'l short cartridge or the eye dropper method. Does not come with a converter. ♦ #6 Size nib - with many tip options in factory or custom ground. ♦ Lifetime warranty,  sample cartridges, and a 30 day money back guarantee are all included. \n\n♦ Shipped with a Franklin-Christoph one pen zippered pouch and outer white box.\n\n♦ Dimensions:  4.125\" from nib tip to barrel end = 105mm5.19\" from nib tip to cap end when posted = 132mm4.68\" capped length = 119mm2.175\" cap = 55.25mm.575\" cap diameter = 14.61mm.51\" barrel diameter = 12.95mm.41\" smallest diameter of grip section = 10.41mm weight without ink = .54oz /15.28g","images":["https://cdn.shopify.com/s/files/1/0023/7679/4187/products/P20SweetMaroonFountainPen.jpg?v=1670612785","https://cdn.shopify.com/s/files/1/0023/7679/4187/products/p20SweetMaroonFPside.jpg?v=1670612793"],"price":135,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:20.466Z"},"share_url":"https://firestarter.network/l/lst_tMoAtYJi","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_tMoAtYJi' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Model 20 pocket Fountain Pen - Sweet Maroon' and a budget_max comfortably above $135.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}