Date: 12/31/1969 Views: 2556
Date: 04/09/2006 Views: 2907
Date: 12/31/1969 Views: 9381
Date: 08/23/2023 Views: 87487
Date: 05/23/2007 Views: 533307
Spacing is 1/2". next time should probably try 1" spacing and see if tube is strong enough. Y11-09-02