5 Rd magazines for Ar15

[KOOutdoors]

What's the best 5 Rd mags for an AR15?
I'd like to have one in the size of a 10rd if possible. (I'm having a problem with promags fitting 6rds.)

Any help would be appreciated.

 

[r.patrick]

magpul 10 round pmag with a 5 round limiter