hey welcome to the forum im clive banned bocker from hanworth middlesex ,the strap gos behind the leg through the clip and pulled tight but really you should get extra straps ie from pin head on this site or buy some strong webing 1inch wide and meter long,how to use this in the best way when you have it theres my mate called jason who i think has done a video on this but im sure he will post somthink on here soon to you as his one of the mods,well hope that helps and your more than welcome to come to one of our meets think your very close to Q(Bbmthbloke) all the best clive