INON 67MM ARM DOUBLE (FLOAT ARM MOUNT)
Lens holder for INON arms with a 67 mm screw mount.
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A lens holder attached on an Arm to carry maximum two M67/28M67 series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder [hole]. The Lens Holder is usable as M67 Lens Holder S and the Lens Holder is usable as like M67 Lens Holder for Float Arm as well.
More information
Inon's own site [here]