{"type":"firestarter.listing","listing":{"id":"lst_PgemMHpv","product_name":"Clamp Collars","category":"Collars","description":"The Best Ring Around Your Collar\nCan't stand downtime between sets? We've got you covered with this quick release pair of durable, 2-inch clamp collars for functional fitness, strength training, weightlifting or powerlifting.\nThese durable collars will last through your toughest workouts and you can move them again and again with no worries.\nMore importantly, you won't have any concerns while you're pressing overhead, squatting, or doing any Olympic lifts, as this clamp won't ever let the bumpers jiggle around.\nThese collars are exactly what you need to make sure you stay safe and keep the bumpers in place while lifting!\nThese collars slide on and slide off with ease and the snap-latch design gives you a click to tell you its locked in place. You can even unlock them with a single hand.\nThe unique design enables smooth on/off without scratching the barbell sleeve, while the rubber insert ensures a tight lock and snug grip.\nThe clamp collars fit on standard 2-inch barbells, as well as axle bars. They only weigh 5.2 oz per clip, so you'll never notice them on the bar.\nGrab one - or several - of these pairs now so you'll have them all around your gym!\nCLAMP COLLAR SPECIFICATIONS\n\nCollars are sold in pairs\nDurable hard plastic body.\nMetal screws to keep the collars working for years.\nRubber latch to a solid catch and no worry about slipping.\nFits standard 2 inch Olympic barbell sleeves.\nRubber padding to clamp down on the bar for maximum compression.\nFringe's Fantastic One Year Warranty\n","images":["https://cdn.shopify.com/s/files/1/0049/4272/files/Clamp-Collars-Fringe-Sport-106792635.jpg?v=1718669139","https://cdn.shopify.com/s/files/1/0049/4272/files/Clamp-Collars-Fringe-Sport-106792755.jpg?v=1718669133","https://cdn.shopify.com/s/files/1/0049/4272/files/Clamp-Collars-Fringe-Sport-106792854.jpg?v=1718669136"],"price":39,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:45.179Z"},"share_url":"https://firestarter.network/l/lst_PgemMHpv","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_PgemMHpv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Clamp Collars' and a budget_max comfortably above $39.00 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."]}}