"NORTH" PCP rifle semi-automatic

my rifle design "NORTH" PCP air rifle, semi-automatic
Barrel length - 450 mm.
The trunk of the LW, 12 rifling, twist 400 mm.
The total length of the rifle does not exceed 800 mm.
The weight is not greater than 3 kg.
Available calibres 4.5 mm and 5.5 mm.
made in Russia
order kb@kbsever.ru