The HellermannTyton 166-21902 Straight Terminal Connector is a nickel-plated brass connector with a polyamide sleeve. It is designed for super-elastic/rigid cable (BX, NM, UF, SER, SEU, etc.) and is ideal for terminating, splicing, and pigtailing electrical wiring in residential, commercial, and industrial applications. The connector features two conductor outputs that extend up to 3/8" for a secure and weatherproof connection. It is also UL listed for secure installations. This connector also features an easy to grip external sleeve for secure termination.