Originally Posted by comarius
Thank you for all your help.
Bought, Colt M4 AEG Full metal. Already downgraded the spring to M95. It had a M140 or so,
It was shooting with 450-480fps with .2gram bb's. I was close to killed the gear but finally I got
it right. Verry happy with it. Impressed with the precission of it from 30-50 ft or so.
Either change the hop up unit and rubber or try adjusting it you should be accurate out to 150ft or so also try some heavyer bb's. .25 or. .28