The Feedback Sports Rakk Black Display Stand is a versatile bicycle storage for home, garage or bike shop. Featuring a wheel slot that accommodates all types of bikes from 20mm road tires to 2.4 wide MTB tires. It has a spring loaded arm easily holds front or rear wheel without the risk of scratching rim or spokes. The hands free use allows you to roll bike into the wheel slot for storage or display. A modular design supports multiple RAKK's connected together.