The 219004 is cranks for use in assembly of Cinefold or ultimate folding screen. Cranks are 5/16" (8mm) diameter by 2-1/4" (58mm) long crankbolts, for quick assembly without tools.
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Welcome to a More Dynamic Future
Notice something different? Trinity Video Communications is now Trinity Dynamics.
Same trusted company, but with a name that captures our passion, pioneering spirit and enhanced capabilities.