s0c0m_freakMar 19, 2008 7:09am
I've got a bone stock TM M4a1 that I want to get to 350fps. I know back in the day the set up was M100, Metal Bushings, and a 9.6v Battery and you were set. Well after some extensive research about Li-polys (especially on Neouser's page) Ive come up with this set up.