Unique clamp design for one-handed flow control. Remove wheel to insert tubing, then roll wheel back into clamp to your desired flow rate. Made of pure polybutylene terephthalate (PBT), and are safe to 200°C (392°F). All sizes accept tubing with a maximum wall thickness of 3/32 in. (2.4 mm).
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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.