Ideal bicycle storage space for apartments, garages, basements, sheds or retail bike shop Versatile design allows for bike parking with front or rear wheel without risk of scratching rims or spokes Storage system fits most any road bike, cyclocross bike, mountain bike, or electric bikes Wheel slot accommodates 20mm road tires up to 2.4? mountain bike tires Innovative design folds to a compact unit when not in use Spring-loaded design is hands-free ? simply roll the bike into the wheel slot and the swing arm holds securely Modular attachments create 12?, 13.5? or 15? (30.5, 34.3, or 38.1cm) spacing and arranged in countless configurations Durable powder coated steel maintains a long-term clean finish Provides an awesome bike parking solution for even the heaviest of bikes - 50lb max load Available in?RAKK XL?for 2.5? ? 5? tires