High quality push-pull coupling from Faster. Great for high flow rate applications, connectable with male under residual pressure. Breakaway function. Can be screwed directly into valve ports or rigid pipes. Comes with a 1/2" dust protection plug.It is recommended to purchase in quantities of two (pressure & return).The HR166181 Faster Hydraulic Breakaway Coupler, Female, Genuine OEM Style fits equipment brands such as: John Deere