TRJBE3200160020050B1 is a heat shrink sleeve manufactured by Radpol. It is glueless, with a 2:1 shrink ratio, a 3.2mm diameter, and it is brown in color. The material is polyolefine, and it is flame-retardant and RoHS complaint. This heat shrink sleeve is used mainly for insulation, strain relief, or abrasion protection of electrical wires and cables. It can also be used as protection of parts and components in a variety of electrical applications.