Amazon.com: bROK 12" Aluminum Ramp Kit for 2" x 12" Planks with Full Width scratchproof Pads. Create Universal Wood Plank ramps to Load and unload Lawn Tractors, ATVs, dolleys, and wheelbarrows :
Ramps 1.4 Box by oTTo - Thingiverse
Ramps 1.4 enclosure / case / box for ramps board by CZkiniCZ | Download free STL model | Printables.com
Cusco Low Down Jack-Assist Ramps Universal (Left & Right Set) – Moe Supra Performance Parts