Bought a new .177 99 a few weeks back.
Nice handling, with a 2-7x32, extremely accurate, smooth to cock and shoot.
770fps on 8.4 JSB and also shoots the R10 and Polymags
well as luck would have it.
Anything up to 45yds is toast.
If you ever fancied a BSF B55..don't bother, the 99 is better.