Sturdy plywood construction ensures durability and reliability. Weight capacity of 660 lbs allows for safe transport your Sound Town ZETHUS-115S/115SPW subwoofer and also makes it an excellent option for moving furniture with ease. Four rolling wheels, two of them equipped with locking brakes, for easy mobility and secure positioning. Includes an 'L' bracket, along with the subwoofer's safety pin, to attach the subwoofer to the base securely. Two slotted designs for better subwoofer adaptation. Provides convenient mobility for your subwoofers during gigs or events.