I don't know in RSA but in Tanzania, a PH receive in each 21 days safari, a tip of 1000US$. That's a lot of money, I presume

. I got offers to go to Tanzania to work as PH, and the pay is really good

.
I'd hunted with lots of PHs who carried doubles, and I think an expert elephant hunter PH, must carry, at least, a 470NE to protect his client, just in case