The 202K132-4/42-0 is a Heat Shrink Flexible Molded Boot ST Polyolefin manufactured under the TE Connectivity / Raychem Brand. This durable and highly reliable boot is designed to provide excellent protection and sealing for ST connectors used in fiber optic cables. The polyolefin material ensures exceptional heat shrink properties, making it easy to install and secure the boot over the connector. It offers resistance to moisture, chemicals, and abrasion, ensuring longevity and long-lasting performance in a variety of harsh environments. With its flexible and molded construction, this boot provides strain relief to the connector and helps maintain optimal fiber alignment. Trust the 202K132-4/42-0 for superior protection and reliability in fiber optic connectivity applications.