{"product_id":"proform-bb1901-heavy-medium-and-light-springs-included","title":"Proform BB1901 - Heavy, Medium, and Light Springs Included","description":"\u003cp\u003eProform BB1901 - Heavy, Medium, and Light Springs Included\u003c\/p\u003e\u003cp\u003eCalibration Spring - Inner \/ Outer - Steel - Natural - Kit\u003c\/p\u003e\u003cp\u003eHeavy, Medium, and Light Springs Included\u003c\/p\u003e\u003cp\u003eWhen accuracy is the difference between winning and losing, there's one test spring kit that's a cut above the rest...the RIMAC calibrated 3-in-1 test spring kit. This spring kit include three test springs: a lightweight spring, a medium weight, and a combined heavy weight spring giving you an approximate test range from 10 - 640 lbs. Data sheet included. Super accurate and individually tested on an Instron SF1240 testing machine.\u003c\/p\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":47346917933194,"sku":"BCHW-BB1901","price":95.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_bb1901_normalized.jpg?v=1776787791","url":"https:\/\/www.onlyinstock.com\/products\/proform-bb1901-heavy-medium-and-light-springs-included","provider":"Only In Stock","version":"1.0","type":"link"}