26-27.5 inch Wireless Indoor Aluminium Alloy Bike Roller Trainer Riding Platform Bike Holder Exercise Fitness Stand

Specification:MaterialIron, Magnetic resistance, Engineering plasticColorBlackWeight8.5kgFor Wheel Size26-27.5 in,700CSize54.5 x 46.5 x 41cm / 21.5 x 18.3 x 16.1 in  Features: -Adjustable magnetic resistance training table, foldable.-The roller is added with silicone to reduce tire wear.  Package included: 1 x Bike Roller  Tips:Every type of cycling platform will have some sound of magnetic resistance and tire friction, and there will be sound when there is friction. Ways to reduce sound: 1.You can replace the bald tire. 2. Put a soft pad under the riding platform to reduce friction with the ground.  Note:1.Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid.2.The colors may have different as the difference display, please understand.