{"product_id":"b4-4-model-rocket-engines-3pk-copy","title":"B6-4 Model Rocket Engine FP (Flight Pack)","description":"\u003cp\u003e\u003cbr\u003e\u003cspan id=\"item_description\"\u003eB6-4 Model Rocket Engine FP (Flight Pack)\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eReady to boost your mid-sized model rockets? The Estes B6-4 Engine Flight Pack delivers consistent performance with a 4-second delay and 0.8-second thrust duration-great for rockets up to 4.0 oz. With a total impulse of 5.00 N-sec, it offers a reliable balance of power and stability for hobbyists of all skill levels.\u003cbr\u003e\u003cbr\u003eEach pack includes 3 B6-4 engines, 4 starters, 4 plugs, and 12 sheets of recovery wadding. It's everything you need for multiple launches, all in one convenient kit.\u003c\/p\u003e","brand":"ESTES","offers":[{"title":"Default Title","offer_id":51211789631652,"sku":"EST10055","price":13.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/9056\/7332\/files\/showimg_62_fdb3e796-f711-457f-905a-c8bb8670bc97.jpg?v=1767730884","url":"https:\/\/www.northwesthobbies.com\/products\/b4-4-model-rocket-engines-3pk-copy","provider":"Northwest hobbies","version":"1.0","type":"link"}