Looks like a 12 FLV (L = Left Hand Bolt) in a Choate Ultimate Varmint stock.
The FV line are good rifles! I had a 12 FV (right handed) in .308 several years back and it shot one ragged hole at 100yds. One of several rifles I regret selling...
"Laws that forbid the carrying of arms disarm only those who are neither inclined nor determined to commit crimes. Such laws make things worse for the assaulted and better for the assailants." - Thomas Jefferson, 1776