Introducing an all-new revolutionary bracket system that lets you build and play in 1 day, and that locks tight and stays tight. The Alpine custom ready-to-build kit is a DIY kit that has never been easier. The Alpine features 3 customizable design options to choose from. The Alpine can be built with a 4 FT deck, or a 5 FT deck, or a 5 FT x 7 FT deck with a Turbo Tube Slide. Customize your Alpine with accessories to meet your child FTs needs, and select your lumber, nails/screws, and surfacing. Tools required and sold separately: Circular saw, hammer, screwdriver, electric drill, square, safety glasses, 3/8 IN long drill bit, tape measure, and Phillips bit. Only 9 lumber sizes required. Kit includes revolutionary bracket system and self-drilling lag screws. Does not include slide or Mountain Climber. Does not include lumber. ASTM certified.