{"product_id":"united-scientific®-free-fall-apparatus","title":"United Scientific® Free Fall Apparatus","description":"This convenient free fall apparatus for measuring the acceleration of gravity has a 150cm fall length. It includes an electromagnetic ball release, a pair of photogates on a long cable harness, two steel balls, a plumb line, and a catcher. Requires a digital timer DTPHG1 (not included). Includes activity guide.","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":49962366861589,"sku":"USSFFA001","price":223.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/FFA001_20Free_20Fall_20Apparatus.jpg?v=1781073644","url":"https:\/\/unitedsupplycorp.com\/products\/united-scientific%c2%ae-free-fall-apparatus","provider":"United Supply Corp.","version":"1.0","type":"link"}