Does anyone have any clue what this would be worth?(http://tapatalk.imageshack.com/v2/15/01/28/39336209ff36c4d4c10553bfe10782de.jpg)(http://tapatalk.imageshack.com/v2/15/01/28/a9aa724e4863f009affccd4b45f73bbb.jpg)(http://tapatalk.imageshack.com/v2/15/01/28/ce298e15a774c07c492143360757d269.jpg)(http://tapatalk.imageshack.com/v2/15/01/28/e34951ba8c316c01efd724387667a0fb.jpg)(http://tapatalk.imageshack.com/v2/15/01/28/ffc7da8c22cf0a4e213680ddf9e5af43.jpg)
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This is the one with the air valves next to the screw and only 4 holes in the top. Does anybody have any other information on it or any resources to research on it? It may go up for sale soon!