Transition fittings Transition Fitting PE/Steel (welding) Transition Fitting PE/Steel coated (welding) Transition Fitting PE/Steel coated (threaded) Curved Transition Fitting PE/Steel Coated (threaded) Curved Transition Fitting PE/Steel Coated (welding) Transition fittings PE/Brass threaded male Transition fittings PE/Brass threaded female Collector PE/Brass threaded female Transition fitting PE100/Steel (Black welding end)