[jandbj]

For a stock with similar ergonomics to the sv99, I would suggest a barracuda.

Here's a post with the 10/22 and the Chipmunk version pictured... I have ordered and am waiting for one of the Chipmunk barracuda rifles. Mostly based on the info and pics in that post.

http://www.rimfirecentral.com/forums/showthread.php?t=95215