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Adjustable main mirror cell for self-construction of Newtonian telescopes
♦ Suitable for main mirrors: GSO 12" Newtonian mirrors and all mirrors with 300 mm diameter and 39 mm thickness
♦ Suitable for tubes: All tubes with 354 mm internal diameter
♦ Mirror support: 9-point support
♦ Fan: comes wi
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Limit 3 per order.
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