MAXIMUM WORKING PRESSURE OF 300 PSI (20 BAR) HOSE REEL LENGTH: 20 M WITH DÍA (ID): 6 MM WITH LEAD HOSE STANDARD FITTINGS - AUTOMATIC AND POSITIVE LATCHING SYSTEM - ADJUSTABLE SPRING TENSION - TWO-PIECE HOSE STOP ENABLES QUICK & EASY HOSE LENGTH - ADJUSTMENT FOR USE WITH ARGON GAS WELDING