Tuning an X-Valve/RT Ule customs

[Mike_AGd_Pride]

hey, im sorta new with mags..and im buying a RT ULE Custom mag and i kinda need more info on tuning x-valves/other problems with rt ule customs.

thanks.

[FireITup14]

someone i dont remember who did a thread about tuning lvl 10's and such. i used it to tune mine and mine is great now. Do a search.