I've had good success with H110/W296 and the 180XTP, the old 180SSP by Hornady, 180HP by Remington, and a 200RNSP. I've used Lil'Gun behind some 170's and 158's, and H110 with some old Remington 150SpireSP. All in 10" and 14" Contenders.H110 and 180 hornady xtp shoot great for me.