DIY Slide Tracks & RailsDIY Slide Tracks & Rails Cant find just the right size slide for your project? We have the solution! A Do It Yourself slide with seven height adjustments possible. The slide uses a locking non locking track rated at up to 500 pounds. The slide tracks extend 100%. We supply a pair slide channels and tracks, and you supply the plywood for the cargo to sit on. You cut the plywood to the custom size of choice to fit your project. Projects: Motorhome