Airsoft Canada - View Single Post - Stock Tm M4 upgrade to 320

sdsbwc · September 25th, 2006, 18:53

i have a stock tm m4a1 new type which i just chronied in at about 270(ish) fps, im just wondering wat wud be the simplest, cheapest most reliable way to upgrade it up to about 330fps or so.. i wanna keep it under 350fps for sure..

September 25th, 2006, 18:53	#1
sdsbwc Trader rating Join Date: Sep 2006 Location: Toronto	Stock Tm M4 upgrade to 320 - 340fps? i have a stock tm m4a1 new type which i just chronied in at about 270(ish) fps, im just wondering wat wud be the simplest, cheapest most reliable way to upgrade it up to about 330fps or so.. i wanna keep it under 350fps for sure..