Portable Hydraulic Accumulator Nitrogen Charging Filling Kit w/3 Gauge 2M Hose Description: Our Hydraulic Accumulator Nitrogen charging Filling and Pressure Test Kit can be suit most accumulator. Portable to take, Easy to operate. It can meet the pressure range of different inflation pressure. Packages: Three gauge: 0-100BAR/1500PSI; 0-250BAR/3600PSI; 0-400BAR/6000PSI; Seven type adapter: UNF7/8; UNF5/8; UNF5/16; UNF1/2; BSP1/4(G1/4); M141.5 ; M281.5 (this adapter is already attached to the valve body) 2M Gas Hose.