Unieleсtra II - Universal electronic rifle PCP, Russian. 153 yard 5 shot group 270m\s 3,55g 885 fps 54,7 grn 140m - 153yard Operating pressure 3000psi - 2300psi, total 13 shot stable +- 1m\s. There is no pressure regulator. Electronic hammer 38g. Electronic pulse control by the...