Cole-Parmer Jiffy-Jack rod Mount Support Lab Jack laboratory stand vari-jack

Rarely Used working Cole-Parmer Jiffy-Jack rod Mount Support/Lab Jack -variable height support -info from website: ONLY support On The Market That Attaches Directly To A 1/2" Diameter Verical Lab Frame Or Lattice Rod. Heavy Guage Aluminum Construction Provides Excellent Rigidity and Support. Fabricated to Precise Tolerances Allowing Smooth Vertical Adjustment. Raises and lowers loads up to 15lbs. through a vertical distance of 2.75" to a maximum of 7.75". Closes to a height of 2.75". Top plate is 6.25" W x 7.5" L. Pictures are of the actual item you will be receiving. Lot C2botright