{"type":"firestarter.listing","listing":{"id":"lst_N8deTPE0","product_name":"Mark Bell Sling Shot- Tricep Shake Strap","category":"Tricep Shake Strap","description":"\n\n2 in nylon webbing: Deliver durable support on cable machines to train triceps with stability during every set.\n\nDouble-ply Sling Shot segment: Expand range of motion to target triceps deeper and build stronger contractions.\n\n21.5 in overall length: Provide optimal length for triceps work to improve elbow comfort during extensions and pushdowns.\n\n9 in foam-padded handles: Keep hands comfortable and improve grip to perform triceps pushdowns and overhead extensions.\n\nTop D-ring connection: Set up on a cable machine to perform triceps work and improve core stabilization on every rep.\n\nInspect before each use: Ensure integrity; nylon and Sling Shot material can wear, and heavier weights may accelerate wear.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Tricep1.png?v=1780586057","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Tricep2_1.png?v=1780586057","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Tricep3-01.png?v=1780586058","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Tricep4-01.png?v=1780586061","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/TRICEPSHAKESTRAP_NSIMA_07152021-2.jpg?v=1780586060","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/TRICEPSHAKESTRAP_NSIMA_07152021-5.jpg?v=1780586060","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/TRICEPSHAKESTRAP_NSIMA_07152021-26.jpg?v=1780586060"],"price":49.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.765Z"},"share_url":"https://firestarter.network/l/lst_N8deTPE0","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_N8deTPE0' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mark Bell Sling Shot- Tricep Shake Strap' and a budget_max comfortably above $49.50 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."]}}