McKissick 2021060 Arolock 2021060 Lock Assembly Less Barrel, AY 20ND14 20ND15 L Barrel W L Pin B001RCITO4 The long arm hex keys The long arm hex keys are made of alloy steel with a chrome finish for better durability 13 Lens Material Plastic Primary Pressure Range 0 to 60 psi Primary Scale Units psi IP NEMA Rating IP65 Liquid Filled Case Yes Hazardous Location Rating Not Rated Panel Mountable No Blowout Safety Back No Calibration Certificate Included No Graduations 20 psi Gauge Filled With Glycerin Case Color Black Gauge Primary Range Numbered Graduations 10 Gauge Special Options Heavy Duty For Use With Brass with locking pin Genuine McKissick part #2021060 (Arolock model AY 20ND14 20ND15)