The EE's on the Sig doesn't bother me at all. I have a custom built Kimber and a Pistol Dynamics with EE's and they've all ran just fine. I don't care for the looks as much, but all three guns have functioned flawlessly so far.
Gen 3: G19,G20,G23,G26,G27,G29,G30,G32*,.50GI
Gen 2: G19
Gen 4: G17,G22
Gen 1: G17
NRA Life Member. www.1911addicts.com