This series of couplers are the most common quick connect couplers used in the agriculture, construction and logging industries. They are interchangeable with all ISO 5675 series including ball seat valve, poppet seal, push-pull couplings. The Gemels(R) Ag Coupler features a robust carbon steel body, ensuring durability and reliability in demanding agricultural environments. Designed as a poppet-type connector, it incorporates radial locking balls for a secure and stable connection, while the manual connect and disconnect mechanism makes it easy to use. ISO Body Size: 1/2. Port Thread: 1/2 NPT. This 1/2 coupler set consists of a male and female quick coupler. Benefits: General purpose. Agriculture poppet type. Radial locking balls. Manual connect and disconnect. Easy single-handed push-connect design. Nipple seal resists blow-outs. Gemels(R) Ag quick connect coupler set is interchangeable with other ISO 5675 standard couplings Features: 5075 PSI Rating. 18 GPM Max Flow. Male Face Diameter: 0.81. Male Length: 1.81. Female Face Diameter: 1.50. Female Length: 2.68. Hex: 1.06. What's Included: Female Coupler, Male Coupler.