This set includes four XT90 female connectors for building or replacing high-current battery connections on RC vehicles. The XT90 format is a common standard for 6S and high-discharge LiPo applications, making these a practical stock item for anyone running multiple high-performance RC builds. Gold-plated contacts provide a secure, low-resistance connection, and the molded housing is keyed to accept the male XT90 plug. Features: XT90 female connector, sold as a set of 4 Gold-plated contacts for low-resistance connection Keyed housing prevents reverse polarity connection Compatible with standard XT90 male plugs 7/7/26 cs