... made 3/8" end Y-connector for quick couplers or other fittings.We can customize the products according to customers requirement. ... and tire repair tools, such as quick coupler, coupling, brass fittings, tire chucks, tire gauges, mini compressors and air brushes. ... you need the quick couplers, quick coupling, PU connector, brass fittings, tire chucks, tire gauges,plugs , mini compressors , tire chuck, ...