{"type":"firestarter.listing","listing":{"id":"lst_yF3V9B10","product_name":"Homegrown Lifting - USA Bumper Plate Set","category":"Bumper Plate","description":"\n\nUSA-made crumb rubber + urethane: Withstand daily drops to train squats and deadlifts for legs and back indoors or outdoors.\n\nRecessed stainless steel inserts: Improve longevity for repeated loading to perform presses and cleans for shoulders and back.\n\nIndoor/outdoor conditioning design: Support strength sessions to build legs, back, and core at home or outside.\n\nUra-Max sets, pairs, and change plates: Expand programming to target overload for back, legs, and core across lifts.\n\nReasonable price with USA materials: Provide affordable quality to build strength in home or garage gyms across the United States.\n\nDesigned by weightlifters: Deliver functional details that support training demands for legs, back, and core.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/USA160lbset-v2.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/USA340lbset-v2.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0055_e91bc073-387f-4527-845c-4563a6562a1b.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0073_30566d20-a935-4e42-9959-1995d4cc743b.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0124.jpg?v=1780595239","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0041_39d79fce-7ad3-4ca9-b609-b8effa52bce5.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0060.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/IMG_0103.jpg?v=1780595239","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/usa_15_-Photoroom.jpg?v=1780595238","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/usa_35lb_-Photoroom.jpg?v=1780595239","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/260_350_usa-Photoroom.jpg?v=1780595238"],"price":249.5,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.610Z"},"share_url":"https://firestarter.network/l/lst_yF3V9B10","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_yF3V9B10' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Homegrown Lifting - USA Bumper Plate Set' and a budget_max comfortably above $249.50 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."]}}