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Old 11-01-2012, 02:33 PM   #1 (permalink)
D G's Avatar
Join Date: Apr 2006
Location: nyc region

tech-t bolt and spring combo adjustments on tm-7 ?

I'm new to the gun and didn't see info on the techt site. Have the bolt and spring kit. What strength spring should I use and are the any settings that I need to change to use this combo?
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