Single-arm Solid Aluminum Boom Stand for Microscope with 76mm Pin Tail Focusing Rack, AVP-BSS-120A-FR (Copy)

Single arm heavy-duty boom stand with 76mm pin-tail focusing rack for stereo microscopes 3" (76mm) Holder Ring 26" Overall Length 20" Single Arm 16" High Pillar -- This single-arm heavy duty boom stand comes with a solid steel pillar, a long solid aluminum arm and a pin-tail focusing rack. The diameter of the holder ring is 3" (76mm). It is perfect for gemologists, engravers, engineers, and hobbyists. Specifications: 3" (76mm) Holder Ring 26" Overall Length 20" Single Arm 16" High Pillar 10" x 10" x 3/4" Solid Cast Steel Base 45 pounds