{"product_id":"bt-70-body-tube-24-in","title":"BT-70 Body Tube, 24 in.","description":"\u003cp\u003eGive students a chance to move from following a rocket design to developing one of their own with the BT-70 Body Tube, 24 in. This spiral wound Kraft glassine tube is a useful starting point for scratch builds, engineering activities, and student rocketry competition projects.\u003c\/p\u003e\n\n\u003ch3\u003eBring Measurement and Planning to Life\u003c\/h3\u003e\n\u003cp\u003eA custom rocket gives students a practical reason to measure carefully and plan before assembling. The 24-inch tube can be used at full length or cut to suit a design, helping teams connect their drawings and calculations to a physical build.\u003c\/p\u003e\n\n\u003ch3\u003eMake Component Selection Part of the Lesson\u003c\/h3\u003e\n\u003cp\u003eWith an inside diameter of 2.175 inches and an outside diameter of 2.2147 inches, the BT-70 Body Tube provides clear dimensions for evaluating component fit. Have students use these measurements to identify suitable nose cones, couplers, and centering rings while explaining the reasoning behind their choices.\u003c\/p\u003e\n\n\u003ch3\u003eSupport Your Team's Next Design\u003c\/h3\u003e\n\u003cp\u003eUsed in the Pro Series II Parts Assortment, this body tube fits naturally into programs exploring custom rocket construction. Whether your group is preparing a competition entry or developing a classroom prototype, it gives students room to turn a shared idea into something they can build, evaluate, and refine.\u003c\/p\u003e","brand":"Estes Rockets","offers":[{"title":"Default Title","offer_id":54406014828837,"sku":"030424","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/3594\/1925\/files\/030424-BT70-Body-Tube-24-inch-3.png?v=1793981487","url":"https:\/\/edu.estesrockets.com\/products\/bt-70-body-tube-24-in","provider":"Estes Education","version":"1.0","type":"link"}