{"product_id":"discontinued-b4-4-model-rocket-engines-3pk","title":"DIscontinued - B4-4 Model Rocket Engines (3pk)","description":"The Estes B4-4 is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 3.5 ounces, including the engine. Each package includes 3 engines, 4 starters, and 4 plugs.","brand":"Estes Industries","offers":[{"title":"Default Title","offer_id":53123903914301,"sku":"229807","price":12.99,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.locohobby.com\/products\/discontinued-b4-4-model-rocket-engines-3pk","provider":"LocoHobby","version":"1.0","type":"link"}