Strong fixing system to block or stop objects like: small tables, chairs, spare wheel, etc. into car boot or garage of your camper. Simply mount the strong ABS wall tracks with the proper screw (standard delivered), set the related hooks and position the rubber bands in order to tension them according to the objects you have to fix. Holds up to 20 Kg. Cargostrap is composed of: 2 ABS tracks, 6 hooks, 4 rubber band and 24 fixing screws.