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bassmasta
02-28-2008, 05:20 PM
recently got an older nitroduck HPA tank with an ireg. I can't figure out how to change the pressure (I cant even get the reg off), but I dont know whether its at 450 or 800 psi stock, or if I need to by new pistons. does anyone know what the operating pressure is for the MR2?

The Booth Man
02-28-2008, 05:49 PM
recently got an older nitroduck HPA tank with an ireg. I can't figure out how to change the pressure (I cant even get the reg off), but I dont know whether its at 450 or 800 psi stock, or if I need to by new pistons. does anyone know what the operating pressure is for the MR2?


800 psi stock