XT60H High Current Connectors deliver 60A continuous current with gold plated terminals, suitable for demanding applications Featuring gold contacts, quick connection design, these connectors withstanding 5,000+ insertion cycles and 500 hour salt sprays tests Ensuring a solid connection for minimal resistance. it requires a little force to clamp end caps in place but please note that end caps is hard to disassemble once it have been installed Ideal for FPV racers, robotics engineers, and enthusiasts requiring transmission in environment like or off road vehicles There is not need to use heat shrunk and the ridged edges on end caps provide extra grip when pulling the male and female connectors apart