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Standard Fixed ¼-20 Mounting Plate

Standard Fixed 1/4-20 Mounting Plate, #54-122

Stock #54-122 Clearance 3-5 days
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Mounting Adapter
Mounting Threads:
Dimensions (mm):
71.12 L x 50.8 W x 11.43 T
Dimensions (inches):
2.8 L x 2.0 W x 0.45 T

Regulatory Compliance

Certificate of Conformance:

Product Family Description

  • Standard and Deluxe Versions Available
  • ¼-20 Mounting
  • Compatible with our Most Popular Line of Boom Stands

#54-122 adapter can be used to mount a wide variety of cameras, lenses, microscopes, and lighting. Components are easily mounted via its ¼-20 mounting screw. 2.8" L x 2.0" W x 0.45" T.

#54-123 deluxe version of the base plate has the same ¼-20 screw type, but includes a rack and pinion movement with tilt adjustment. The rack and pinion has a 2" travel. 3.8" L x 2.52" W x 1.5" T.

#54-124 post adapter can be used to attach mounts designed to fit on ¾ inch posts. Allows tilt adjustment. This is required to mount our 68mm (#39-357) and 50mm (#03-609) thru-hole rack and pinions and our ¼-20 movements. Adapter is 7" long. Post 4" long x 0.75" O.D.

All adapters are compatible with the following boom stands: Articulating Arm Boom Stand, Standard Boom Stand, and Ball Bearing Boom Stand.