{"type":"firestarter.listing","listing":{"id":"lst_EJfg_Lgv","product_name":"Barbell Standard - Loadable Dumbbell Bars - Pair","category":"Adjustable Dumbbells","description":"\n\n16.5 in compact length: Improve range for rows, presses, and curls to train back, chest, and biceps in tight spaces.\n\n210 lb per bar capacity: Support heavy presses and rows with 2x 45 lb + 1x 10 lb per side to build back and chest.\n\n206,000 PSI steel, medium knurl, bushings: Ensure smooth rotation and grip to perform controlled presses and rows.\n\nLoadable and space-saving: Expand workouts by adjusting plates to target back, chest, and arms and keep your home gym clear.\n\nTwo pairs of collars included: Ensure plates stay put and set up quickly so you can train right away and keep focus on form.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-hero_7ba8e631-4f69-4463-a10d-93dea569fc0d.jpg?v=1780583434","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-long.jpg?v=1780583407","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-shaft.jpg?v=1780583408","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Loadable-dumbbells-sq_7bc2cd16-7b83-42c8-a8c1-130b9f867aa9.jpg?v=1780583411","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/dumbbells-endcap-lifestyle.jpg?v=1780583414","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/olympic-loadable-dumbbells-springs-2-sq.jpg?v=1780583408","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-curl-2.jpg?v=1780583413","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-row.jpg?v=1780583426","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-parker.jpg?v=1780583435","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-bench_217ec540-2232-4553-9165-c29d0d06d6e9.jpg?v=1780583414","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-curl_dc219661-a5e9-43b4-980b-8810e1959f5f.jpg?v=1780583411","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/db-lunge.jpg?v=1780583426"],"price":98,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:51.519Z"},"share_url":"https://firestarter.network/l/lst_EJfg_Lgv","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_EJfg_Lgv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Barbell Standard - Loadable Dumbbell Bars - Pair' and a budget_max comfortably above $98.00 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."]}}