PA RL84 Pressure Washer Spray Guns 500 Bar 60 Lpm. Gun suitable for use with 500 bar 50 MPa rated pressure pumps. Covered by shockproof plastic semi-housings. Sturdy construction of Stainless steel & brass with dynamic teflon seals - Assembly on hoses equipped with G 1/2” fittings. Entirely built of Stainless steel & body in brass. Ergonomic construction. Minimum fatigue for trigger opening. Minimum load loss.