Bike Stabilisers，Universal Bicycle Stabilizer Training Wheels for 18/20/22 Inch Bicycles Compatible with Multi-Speed Bikes Height Adjustable, Heavy-Duty Steel Construction Extended Screw

【⚙️ Perfect for Multi-Speed Bikes】Designed specifically to fit 18, 20, and 22-inch bicycles, including those with multi-speed drivetrains. Our special extended screw is included to ensure a secure and proper fit on the chain side. 【↔️ Left/Right Specific Design】Features a distinct design for correct installation: The right stabilizer has an angled bar and must use the included extended screw. The left stabilizer has a straight bar for direct attachment. This ensures optimal alignment and stability. 【🛡️ Strong & Stable Support】Constructed with heavy-duty 3mm carbon steel, these training wheels provide rigid, unwavering support with a 80KG load capacity, promoting confidence and balance during use. 【📐 Adjustable Height & Clear Guidance】Offers customizable height adjustment from 21cm to 28.5cm. After installation, ensure the main tire is vertical and both stabilizer wheels are set to the recommended 0.6-1cm ground clearance for perfect balance. 【🔧 Durable Build & Easy Setup】Built to last with a robust steel frame. The wear-resistant PVC wheels ensure a smooth, quiet ride. Includes clear instructions and necessary hardware (like the extended screw) for straightforward installation.