Necessary for optic - Leapers UTG Ruger 10/22 Tactical Low Profile Picatinny Rail Mount

This is pretty much an essential item if you want to mount an optic to a Ruger 10/22. The rail that Ruger provides is sort of odd in the way its designed. I purchased this to go with the Leapers UTG BugBuster on my 10/22 Takedown and it was the right thing to do