{"type":"firestarter.listing","listing":{"id":"lst_fqjhY9Sz","product_name":"Barbell Standard - Aluminum Bar Collars","category":"Collar","description":"\n\n6061 aircraft-grade billet aluminum: Withstand daily training and provide long-term durability for heavy lifting.\n\nRubberized interior lining: Protect sleeves and ensure a snug grip to keep plates stable during squats and deadlifts.\n\n0.7 lb per pair: Keep your setup light so you can move gear and perform long sets targeting legs, back, and core.\n\nCompatible with all 2 in Olympic bars: Set up on home or commercial rigs and ensure a consistent fit across your barbells.\n\nRated for six 45 lb plates per side (270 lb): Keep loads secure so you can train heavy squats, deadlifts, bench, and pulls.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/red-alum-hero.jpg?v=1780583436","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/alum-collars-as-packaged.jpg?v=1780583408","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/black-alum-hero.jpg?v=1780583406","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/red-alum-ls-1.jpg?v=1780583429","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/red-alum-ls-2.jpg?v=1780583436","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/curl-bar-rep_21bd5042-44c7-40c4-a6e7-08996ce7aad3.jpg?v=1780583434"],"price":24,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:51.517Z"},"share_url":"https://firestarter.network/l/lst_fqjhY9Sz","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_fqjhY9Sz' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Barbell Standard - Aluminum Bar Collars' and a budget_max comfortably above $24.00 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."]}}