. Firmly grasps glass distillation columns of varying sizes and odd-shaped glassware . Constructed of stainless steel with strong, chromed-brass band and chain . Offers a 6.0 in. (15.2 cm) long extension arm . The flat thumbscrew/worm-drive design permits maximum tightening and quick removal . Grip size of 1.5 - 4.0 in. (3.8 - 10.2 cm)
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Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.