Adjustable Speed bag Platform: 16 inch height adjustable, wall-mounted speed bag platform.
Frame is double layer laminated wood to avoid any vibration, powder coated for scratch resistance and durability.
The platform includes about 2 inches laminated wood with 21.5 inches diameter, made of 3” inches steel pipe a professional speed bag swivel included. 
Wall mounting hardware included.
Speed bag is not included (sold separately).