Before I switched to W231, I went through just a pound or two of BE. I ran 124's with 4.2 grains BE in a G17, and later, a G19 with good results. Standard pistol primers.
"In St. Louis, armed Homeland Security agents monitored Tea Party members protesting the IRS. Good idea. When people think their government is out to get them, the best response is to send the government out to get them." -Fred Thompson