AS150 7mm Bullet Connector Plug Set for RC Battery Male and Female Anti-Spark Gold Features --Large size 7mm, gold plated, resistance to high current, patented anti-arcing design for high-voltage battery. --The shell is made of durable injection molded nylon extremely retardant from fire --new design, when welding wire counterparts slot design, safety wire does not melt Contains -- (2) Re-usable Red Housings (Male / Female) -- (2) Re-usable Black Housings (Male / Female) -- (2) 7mm female bullet connectors -- (2) 7mm male bullet connectors - 1 with anti-spark technology -- (1) Instructions for proper assembly Overview AX150 / AS150 Original 7MM Anti-Spark Lipo Plugs. Do you dread the frightening spark that will occur when you plug in a high voltage pack in your RC car? Do you dislike what that arc strike over time does to your connectors? Then stop searching since a pair of extremely powerful, 150+ amp 7mm Anti-spark bullet connectors with recyclable plastic housings are here. There is basically no application that these connections can't handle because they are among the most technologically advanced on the R/C market and have an amp rating of over 150. Technical Specifications --Molded Material: Nylon --Surface Treatment: Gold Applications --for power transfer --chargers --other high-voltage battery