Description: 【Heavy Duty Steel Construction】: Built from steel plate, this piano trolley offers exceptional load bearing strength and rock solid support. It is specifically designed to securely hold the weight of a grand piano, ensuring your instrument is protected during movement 【Effortless Mobility】: Equipped with four silent, 360 degree swivel wheels that glide smoothly across surface without noise or scratching. This makes repositioning your piano a simple job 【Secure Locking for Stability】: Two of the four wheels feature easy to use locking brakes. Once your piano is in the desired location, simply engage the brakes to create an incredibly stable base. This avoids any unwanted movement, allowing for more secure and confident playing experience 【Ready to Use】: This piano trolley arrives fully pre assembled and is ready for immediate use. There is no need to assemble any parts or use any tools, allowing you to solve your piano mobility needs instantly 【Complete Set】: You will receive 1 set of auxiliary wheels, perfectly suited for small to medium sized grand pianos. It's the ideal solution for homes, music studios, or stages that require the flexibility to easily move a grand piano Specification: Material: Steel Plate   Size Chart: 38 cmx32 cmx8 cm/14.96 inchx12.60 inchx3.15 inch Package Includes: 1 Set Piano Trolley Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.