maxxmma heavy duty adjustable speed bag platform kit 24" + speed ball (10" x 7") maxxmma designed with 1.5-inch think board for more stabilization. large speed ball included. adjustable height to fit specific needs. perfect for home or gym workout! enhance punching skills such as hand-eye coordination, rhythm and timing. kit also includes speed bag swivel and hand pump with needle for speed bag. ** wall mounting hardware is not included. **