Features and Benefits:•Quick-release ends make installation quick and easy.•Interlocking flange helps prevent sheared connection pins.This improved, stronger, quick-release hose features a steel interlocking alignment flange the helps prevent the connection pins from getting sheared off when tightening the handle to the hose and the hose to the bulkhead connector. This hose fits welders manufacured since September 2020. Welders manufactured before September 2020 will need to be upgraded with the "Quick-Release Retrofit Kit" (Part # 6103-05)