Ace Glass 8700-84 Trubore Precision Glass Tubing 1.971 ID (50.063mm) Approx 55mm OD 24 (61cm) Length

Inside diameter tolerance of ±0.0004 inches is standard. Trubore^®, a trademark of Ace Glass Incorporated, stands for precision bore tubing of the highest quality, maintained by production techniques, careful selection of raw materials, and step-by-step quality control. The process to precisely control the bore of glass tubing was pioneered and developed by ACE over 60 years ago. Trubore tubing is used in ACE items such as Trubore Stirrers and McLeod Gauges.