All I can say is that when I first got my CZ 527 I tried to make it into something its not. I was lading 5o gr Hornady SPSX's. One bullet I tried and had good results with is an Armscor 45 gr HP. Bought hem to use in my 218 Bee but they work well in the Hornet at std velocities. Most any 40 to 45 grain RN, FP, HP will work well but the

I have a buddy who likes pretty much any tipped BT bullet between 35 and 40 grains in his loaded over between 11 and 13 grains of Lil Gun. He likes the BT because the start into the case mouth easier.