The 4Plug-6 Push On Barb from Fittings Unlimited Inc is a specialized fitting designed for 4mm to 6mm connections. This barb fitting allows for quick and easy hose attachment, making it ideal for fluid transfer applications. Constructed from high-quality materials, it offers excellent durability and resistance to various chemicals. The push-on design ensures a secure fit without the need for additional clamps, streamlining installation processes. This fitting is perfect for use in automotive, agricultural, and industrial applications, providing reliable performance.