{"product_id":"rollie-25mm-slackline-roller","title":"Rolley - 25mm Slackline Roller","description":"\u003cp\u003eRoll along webbing and make the magic of mechanical advantage possible. By arranging your Rolley as a pulley using a \u003ca href=\"https:\/\/www.viperslacklines.co.za\/products\/grippex-25mm-slackline-webbing-grip\"\u003eGrippex\u003c\/a\u003e in a buckingham system you get an ideal mechanical advantage of 3:1. In reality, this means you can tension your slackline as if you had an extra pair of hands helping.\u003c\/p\u003e\n\u003cp\u003eWhen setting up a longer slackline and adding tension using mechanical advantage, we recommend using a \u003ca href=\"https:\/\/www.viperslacklines.co.za\/products\/soft-release\"\u003eslow release\u003c\/a\u003e in your system to safely loosen the line after.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003cbr\u003eMinimum breaking strength: 25kN\u003c\/p\u003e","brand":"Viper Slacklines","offers":[{"title":"Default Title","offer_id":45612537774182,"sku":null,"price":645.0,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1768\/7021\/files\/Viper-Slacklines-Rolley-Device.jpg?v=1779276740","url":"https:\/\/www.viperslacklines.co.za\/products\/rollie-25mm-slackline-roller","provider":"Viper Slacklines","version":"1.0","type":"link"}