Thread: When is a 102mm tube ring not.........
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Old 07-09-2022, 06:40 PM
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iborg (Philip)
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Hi Ken


From https://www.optics-pro.com/tube-clam...ng-set/p,16103


It says Internal diameter max. (mm) 10.


Could it be that the metal has an ID of 102mm, but, usable ID reduced by padding?


Philip
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