Valor Fitness CA-53 Speed Bag Platform， 2-Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Steel frame measuring: 2-Inch X 2-Inch， 2-Inch X 1-Inch</li><li>2-Inch High density wood platform 23-Inch in diameter</li><li>Protective platform ring guard around entire platform</li><li>13-Inch height adjustment worm drive</li><li>Assembly Instructions: Assembly Required (tools included) Comes with mounting bolts for both cement and wood mounts</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41lRRgKQ7PL.jpg" noproxy>