Stable and Secure: The base tire holders have a V-shaped groove made from PP material, protecting your bike tires from scratches and helping to keep the bike steady and upright Sturdy and Long-Lasting: With a rust-resistant coating and a tough carbon steel frame, this floor bike rack stays solid and holds its shape over time – a one-time purchase that’ll last for years Quick Folding: Our bike stands feature a handy folding button. When not in use, simply follow the instructions to pull the locking button and fold it up in seconds Flexible Placement: This bike floor stand lets you park your bike in two ways – either front-wheel in or rear-wheel in, making it easy to fit different spaces in your home High Compatibility: Our bike racks fit tires up to 1.97 inches wide for plastic tire holders. They're compatible with mountain and road bikes ranging from 20 to 27 inches or 700c. It may work with some 29'' bikes, but it's picky—some bikes fit, while others do not. This bike rack is not suitable for E-bikes, especially those with oversized or fat tires. Max Tire Width: 1.97'' / 50mm; Max Load Capacity < 66lbs / 30 kg