{"type":"firestarter.listing","listing":{"id":"lst_wQBJ1yrZ","product_name":"XMARK - Commercial Wall Mounted Multi Grip Pull Up Bar Ranked #1 Men's Health","category":"Pull Up Bar","description":"\n\nMultiple grip options: Target lats, mid-back, biceps, and forearms using wide, standard, narrow, angled, and neutral holds.\n\nVersatile: Expand training with straps, pull-up bands, or suspension straps to strengthen chest, core, and grip.\n\n28 mm (1.10 in) bar diameter: Provide a secure hold to perform strict pull-ups and chin-ups and improve grip strength and control.\n\n850 lb capacity: Withstand weighted pull-ups and support heavy users to train back and core with added plates or belts.\n\n50.25 in x 23.75 in x 23 in, 16 in studs: Set up on framing to ensure stable wall mounting and keep training on track in home or garage gyms.\n\n11-gauge black powder coated alloy steel with knurling: Resist wear, provide durability, and back your setup with a lifetime warranty.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/9025-1.jpg?v=1780592099","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/9025-4.jpg?v=1780592099","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/20241017_XMARK_Ads_Social_Pull_Up_Bar_01_1080x1080_2d673585-794f-46b3-a202-72ca545c453b.jpg?v=1780592099","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/9025-5.jpg?v=1780592099","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/9025-3.jpg?v=1780592099"],"price":253,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:49.281Z"},"share_url":"https://firestarter.network/l/lst_wQBJ1yrZ","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_wQBJ1yrZ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Commercial Wall Mounted Multi Grip Pull Up Bar Ranked #1 Men's Health' and a budget_max comfortably above $253.00 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."]}}