Slackline support Weather-resistant sail Rubber feet for a firm grip Construction time: approx. 15 min Weight: 6 kg Construction heights: 30 cm, 50 cm or 70 cm The Slackframe is a new, weather-resistant construction that can be used on any surface. The innovative Slackframe acquires its stability through tension and thus stands independently. So building and using it without trees or other anchoring points is child's play. To attach a slackline without trees No trees nearby? Fixed point not high enough? Here's the solution!