Akonza Magnet Steel Bike Bicycle Indoor Exercise Trainer Stand Black/Blue Quick Release mounting system allows you to easily mount bike Easy set-up and quiet operation | Front Wheel Riser Block INCLUDED Remote Shifter for quickly changing progressive magnetic resistance Extra wide frame for stability | Extra Durable, features the finest materials and proven reliability Compatible with 26 in., 28 inch and 700c tires | New design features separated legs for added stability