{"type":"firestarter.listing","listing":{"id":"lst_a_K34qOf","product_name":"Weight It Out - Olympic 2-inch Cast Iron Loadable Dumbbell Sets (110 / 190 / 270 LB)","category":"Dumbbell Sets","description":"\n\nAmerican-made Olympic cast iron dumbbell sets: Three set sizes -- 110 lb, 190 lb, and 270 lb -- available with or without dumbbell handles.\n\n110 lb set contents: 2 pairs of 2.5 lb, 2 pairs of 5 lb, 4 pairs of 10 lb. 190 lb set adds 4 more pairs of 10s; 270 lb adds 8 more pairs of 10s.\n\nPlate dimensions: 10 lb: 8.9 inch diameter, 5/8 inch thick. 5 lb: 7 inch diameter, 1/2 inch thick. 2.5 lb: 5.6 inch diameter, 2/5 inch thick.\n\nOlympic 2-inch fit: Fits any 2-inch Olympic dumbbell handle.\n\n9 color options: Black plates ship from stock; all other colors are custom-order with up to 2 week lead time.\n\nRecommended collars: LockJaw Pro 2 Magnetic Collars (sold separately).\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Side_ed873112-482e-48b3-854d-a13eadd6962f.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/5_Front_c9d0c805-a1a4-465c-9e46-e5f245ccaebb.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/2.5_Front_04b4d420-6293-425a-9623-4329e8597f4a.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy_a4200156-5c9d-4824-921f-1ec2a2c0a643.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-3_2e304dbc-7c49-4ea0-8d41-29eb158210ee.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-2_5abd31e0-ea69-494a-9299-49a2b6501d78.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-5_0633c214-0d6e-41d0-8ef3-e552f862d4a4.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-6_80b5ca6a-8cd9-4eae-a82d-904bd0c7160e.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-8_036702e1-8943-4c99-9019-10cb06c86f54.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-4_a8bcc21c-1d5c-49c7-b5eb-314709cf3b5b.jpg?v=1780582445","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/10_Front_copy-7_3fec0f3a-33e0-49ef-b160-e8b43653b03b.jpg?v=1780582445"],"price":557.99,"currency":"USD","in_stock":true,"inventory_qty":539946,"dynamic_pricing":false,"listed_at":"2026-07-03T16:00:56.816Z"},"share_url":"https://firestarter.network/l/lst_a_K34qOf","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_a_K34qOf' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Weight It Out - Olympic 2-inch Cast Iron Loadable Dumbbell Sets (110 / 190 / 270 LB)' and a budget_max comfortably above $557.99 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."]}}