Thread: Bore-Up
View Single Post
Old October 6th, 2010, 12:53   #9
noypi's Avatar
Join Date: Jun 2007
Location: Oakville
Apart from what was mentioned. Also check if there is some play/ gap between the butt plate and the gearbox, this can affect the seal of the air nozzle to the hop up which cause a significant drop in FPS.
noypi is offline   Reply With Quote