ESB Sling RINGS . . .need some help

Anyone got a line on rings that I can get for the ESB sling? My source backordered them on me, and I nee to get 30 of them.
Any help would be appreciated . . .
Thanks!

Try Simon (Sidewinder)
http://www.thedentedhelmet.com/members/sidewinder/
I picked up a set from him a while back. : )

Sidewinder for sure, his are awesome!

***slaps forehead*** DUH!

Thanks guys!