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wingman · February 3rd, 2006, 16:52

what would i all have to replace if i put a PDI170% or an M120 spring into a stock ICS MP5A4? I would like to have it shooting around 400 fps. can anyone sugest some good parts?

February 3rd, 2006, 16:52	#1
wingman Trader rating Join Date: Dec 2005 Location: Saskatoon	what would i all have to replace if i put a PDI170% or an M120 spring into a stock ICS MP5A4? I would like to have it shooting around 400 fps. can anyone sugest some good parts? __________________ Waiting responsibly since early 2005. Of course I've got all my ducks in a line, it's easier to shoot 'em that way! - me