proto matrix rail
st!ffi barrel
NDZ slik trigger
NDZ back cap
NDZ detents and covers
angry halo b hopper w/ rip
crossfire CF 68/4500 tank
Strengths:
No more back cap coming unscrewed
looks better
Weaknesses:
None
Review:
Great alternative to stock. my stock cap kept coming un screwed little by little. this solves the problem. also improves the looks. i got the silver one. it looks great. but i gotta put a fifty word minimum so uhhhh ya bla bla bla bla bla bla bla bla bla bla bla bla bla
