HK-91 (semi-auto .308) kick in the pants! similar to your sks.
Remmington 7mm
Savage .308

.357 s&w
.44 mag s&W
10mm glock
50 cal. desert eagle

.410 gauge
.12 gauge
.10 gauge

Fired 50cal machine gun off the deck of an aircraft carrier in the pacific.

Ive never killed anything. just shoot.