ABS, this small square tube with heat shrink tubing is suitable for optical fibers of various sizes and can withstand temperatures ranging from 40°C to 75°C With a service life of over, our protection box provides long-lasting protection for your valuable fiber equipment Protect your fiber splices with our Premium Cable Protection Box Ideal for professionals in the telecommunications industry who need to the integrity of their fiber networks Use it to protect fiber trays during installation and maintenance of optical cables, Manufacturer: Msioytog