No not springs.... the spring. The spring is the only thing you need to change in order to lower the FPS, unless you want really shitty compression.
But You should already know that. Because you were already given all of the information you need in your last thread.
** ASC Thread ** Did you even bother doing any research or reading what people wrote?
Open your mouth sweet pea, here comes the spoon
1) Copy this: how to change spring version 2 gearbox
2) Click this:
youtube.com
3) Paste in the search bar, hit enter and persto, you're a big boy now.
If it seems too difficult search for a gun dock on this forum or bring it into an airsoft shop in your home town.