Special request by an instructable member, unfortunately it doesn't do with any bionicle but it can go with an old technic figure, just check on ebay, you should find some pretty cheap ones.
Step 1: LRD Step 1
Now with red arrows for your convenience!
Step 3: LRD Step 3
add a curve to the pieces to add the effect of a sniper rifle clip!
Step 4: LRD Step 4
Now put it all together as shown
Step 5: LRD Step 5
ay close attention to this step
Step 6: LRD Step 6
Now put the two parts together
Step 7: LRD Step 7
Add the huge-ass scope
Step 8: Lego Russian Dragunov
When you're done, it should look like this