what parts do i need

[halfbreed]

im building a ULE mag from the ground up,what else do i need ,i have so far.
ule bady
ans valve
level ten bolt assembley
intel frame
sear assembly

what else do i need to put it together .
any help will be welcome or tips .never owned a mag before .

thanks halfbreed
team cy-n-ide

[Woogie12]

Get an omega rail, scratch the ans valve, the classic or retro valve is better. Aftermarket internals are no better, void your warranty, and sometimes cause shoot down. You also need a vertical bottle adapter, and a foregrip.