20" f/4 Newtonian - Page 4
20" f/4 Newtonian - Page 4 |
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| Ball socket clamps that hold the ball ends of the serrurier truss poles in place on the bottom of the cage. | Ball end of the serrurier truss poles. |
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| Camlock end of the serrurier truss poles. | Socket in mirror box for camlock truss poles. |
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