If you have a Fostech Echo trigger this makes for a huge improvement for about $12 shipped. It dropped the weight of the pull significantly; including all modes and reset during echo mode. Lighter pull weight means more rounds per minute! Check it out:
https://www.gunbroker.com/item/751259525
Go to gunbroker and search " fostech trigger Improvement spring" and it will pop up.
Here are the instructions:
https://echospring.wordpress.com
The video is helpful.
Let me know what you guys think. I wonder how we could figure out what spring it is? And just buy some from fastenal or online....
https://www.gunbroker.com/item/751259525
Go to gunbroker and search " fostech trigger Improvement spring" and it will pop up.
Here are the instructions:
https://echospring.wordpress.com
The video is helpful.
Let me know what you guys think. I wonder how we could figure out what spring it is? And just buy some from fastenal or online....