3M Tubing & Molded Parts (Catalog Number: BBI10ARD50) is a heavy-duty heat shrink tubing made of cross-linked polyolefin material. It has an overall length of 50 ft and can withstand temperatures ranging from -55 °C to 110 °C (-67 °F to 230 °F). The tubing's inner diameter before shrink is 10.28 in (261 mm) and after shrink is 4.53 in (115 mm). It is available in orange and red colors. With a shrink ratio of variable, it is suitable for bus bar applications with voltage options of 5 kV, 8 kV, 15 kV, 25 kV, and 35 kV. The recovered wall thickness is 0.138 in and the expanded wall thickness is 0.059 in. It can be used for rectangular, round, and square shapes with specific size ranges. The outside diameter of the tubing is 15.43 - 24.14 in (for bar circumference) and the maximum recovered tubing inner diameter is 4.53 in. - 7010319298